{"id":38769,"date":"2026-10-13T07:48:41","date_gmt":"2026-10-13T07:48:41","guid":{"rendered":"https:\/\/dinghongtransformer.com\/?p=38769"},"modified":"2026-10-13T07:48:43","modified_gmt":"2026-10-13T07:48:43","slug":"transformer-manufacturer-for-middle-east-projects","status":"publish","type":"post","link":"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/","title":{"rendered":"Transformer Manufacturer for Middle East Projects: Ethiopia\u2019s 63MVA Case and Buying Checklist"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-c498b7c9\">Choosing a transformer manufacturer for Middle East projects is not simply a price comparison. A competitive quotation is useful only when the transformer matches the grid, installation environment and acceptance requirements. Dinghong Transformer, presented as DHDL on its website, offers transformers alongside switchgear and prefabricated substations for overseas power projects.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-fb065330\">Ethiopia is in East Africa, not the Middle East. However, Dinghong\u2019s published Ethiopia project offers a relevant procurement reference for EPC contractors comparing batch production, outdoor design and export support. The lesson is to examine delivery evidence without copying another country\u2019s specifications.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#Ethiopia_Case_20_Transformers_63MVA_One_Batch\" >Ethiopia Case: 20 Transformers, 63MVA, One Batch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#Match_the_Technical_Parameters_Before_Comparing_Prices\" >Match the Technical Parameters Before Comparing Prices<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#The_Overlooked_Details_That_Can_Make_a_Cheap_Quote_Expensive\" >The Overlooked Details That Can Make a Cheap Quote Expensive<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#What_to_Request_from_Dinghong_Before_Awarding_the_Order\" >What to Request from Dinghong Before Awarding the Order<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#RFQ_Checklist_for_Ethiopia_and_Middle_East_Projects\" >RFQ Checklist for Ethiopia and Middle East Projects<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#Does_Dinghong_have_a_published_transformer_case_in_Ethiopia\" >Does Dinghong have a published transformer case in Ethiopia?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#Can_the_Ethiopia_design_be_used_for_a_Middle_East_project\" >Can the Ethiopia design be used for a Middle East project?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#Is_50_days_the_delivery_time_for_every_order\" >Is 50 days the delivery time for every order?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#What_information_is_essential_for_a_transformer_quotation\" >What information is essential for a transformer quotation?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/dinghongtransformer.com\/th\/blog\/substation-projects\/transformer-manufacturer-for-middle-east-projects\/#References\" >References<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-wd-title title wd-aceb561b\"><span class=\"ez-toc-section\" id=\"Ethiopia_Case_20_Transformers_63MVA_One_Batch\"><\/span><a href=\"https:\/\/dinghongtransformer.com\/th\/blog\/ethiopia-amhara-rural-power-grid-upgrade-project\/\" data-type=\"post\" data-id=\"37370\">Ethiopia Case: 20 Transformers, 63MVA, One Batch<\/a><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-523cd9ff\">Dinghong\u2019s published case study reports supplying 20 oil-immersed power transformers to Ethiopia for industrial facilities and regional distribution infrastructure. Each unit was rated at 3.15MVA, giving a combined capacity of 63MVA. The reported voltage level was 33kV, with IEC requirements and a 50-day delivery period.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Ethiopia project item<\/td><td>Published information<\/td><\/tr><tr><td>Transformer type<\/td><td>Oil-immersed power transformer<\/td><\/tr><tr><td>Quantity<\/td><td>20 units<\/td><\/tr><tr><td>Capacity per unit<\/td><td>3.15MVA \/ 3,150kVA<\/td><\/tr><tr><td>Combined capacity<\/td><td>63MVA<\/td><\/tr><tr><td>Voltage level<\/td><td>33kV; secondary voltage not disclosed<\/td><\/tr><tr><td>Standard<\/td><td>IEC; detailed clauses not disclosed<\/td><\/tr><tr><td>Site conditions<\/td><td>High-temperature, dusty, outdoor installation<\/td><\/tr><tr><td>Reported delivery<\/td><td>50 days for this project<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-35020eed\">For Ethiopia buyers, the case highlights production consistency across multiple units. Middle East buyers can use the same questions: Were drawings approved before production? Were test results traceable to individual units? Was the packaging suitable for the transport route?<\/p>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-3264a3f7\"><img decoding=\"async\" width=\"2400\" height=\"2428\" class=\"wp-image-38770 lazyload\" data-src=\"https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects.webp\" alt=\"\" data-srcset=\"https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects.webp 2400w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-297x300.webp 297w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-791x800.webp 791w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-768x777.webp 768w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-1518x1536.webp 1518w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-2024x2048.webp 2024w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-12x12.webp 12w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-430x435.webp 430w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-700x708.webp 700w, https:\/\/dinghongtransformer.com\/wp-content\/uploads\/2026\/10\/Transformer-Manufacturer-for-Middle-East-Projects-150x152.webp 150w\" data-sizes=\"(max-width: 2400px) 100vw, 2400px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 2400px; --smush-placeholder-aspect-ratio: 2400\/2428;\" \/><\/div>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-acbe5477\">These figures come from the manufacturer\u2019s own project report. They are not an independent acceptance record or a guaranteed schedule for new orders. Ask for supporting documents relevant to your tender.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-15f3e118\"><span class=\"ez-toc-section\" id=\"Match_the_Technical_Parameters_Before_Comparing_Prices\"><\/span>Match the Technical Parameters Before Comparing Prices<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1e615f8a\">Dinghong\u2019s catalog lists<a href=\"https:\/\/dinghongtransformer.com\/th\/blog\/330kv-500kv-high-voltage-oil-immersed-power-transformer-guide\/\" data-type=\"post\" data-id=\"37901\"> oil-immersed distribution transformers at 6\u201338.5kV<\/a> and 30\u20132,500kVA. Its <a href=\"https:\/\/dinghongtransformer.com\/th\/product\/6-37kv-dry-type-distribution-transformer\/\" data-type=\"product\" data-id=\"37234\">dry-type distributio<\/a>n range lists 6\u201337kV and 20\u20136,300kVA, with low-voltage options of 0.4\u20131.14kV and connection groups including Dyn11 and Yyn0. Availability of a particular combination needs confirmation.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cf322b7e\">The 3,150kVA Ethiopia case is a project-specific power-transformer reference, not the same as the catalog\u2019s 30\u20132,500kVA distribution range. Buyers should avoid treating a successful Ethiopia order as proof that every capacity and voltage combination is standard stock.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-15a9f786\">Specify both primary and secondary voltage, frequency, tap range, connection group and impedance. For example, \u201c33kV transformer\u201d alone does not define the low-voltage output, insulation level or compatibility with existing equipment. Dinghong\u2019s website lists 50\/60Hz and copper\/aluminum winding options; the actual selection belongs in the approved datasheet.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-5e2d1892\"><span class=\"ez-toc-section\" id=\"The_Overlooked_Details_That_Can_Make_a_Cheap_Quote_Expensive\"><\/span>The Overlooked Details That Can Make a Cheap Quote Expensive<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-6e145ceb\">Site conditions come before nameplate capacity. For an Ethiopia installation, state the actual site altitude and ambient temperature. For a Middle East installation, also identify dust exposure and any coastal corrosion risk. Require written confirmation of rated operation under those conditions, rather than a general \u201chot-climate\u201d promise.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a969db87\">Losses need numbers, not adjectives. Request guaranteed no-load and load losses, including the reference temperature and test basis. Compare offers at the same specification. A lower purchase price does not automatically mean a lower operating cost.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-beba37dd\">Interfaces can delay installation. Confirm bushing locations, cable-box arrangements, terminal clearances, footprint, lifting points and total weight before releasing the order. An Ethiopia industrial site and a Middle East substation may need different layouts even when the rated capacity matches.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e838f977\">Delivery scope affects the real price. Establish the Incoterm, named destination, packing method, transport dimensions and accessory list. For Ethiopia orders, clarify responsibility for inland delivery. Separate manufacturing time from shipping, customs clearance and site arrival.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-b7418e40\"><span class=\"ez-toc-section\" id=\"What_to_Request_from_Dinghong_Before_Awarding_the_Order\"><\/span>What to Request from Dinghong Before Awarding the Order<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-02340fe0\">Dinghong describes manufacturing control covering material preparation, winding, vacuum drying, assembly and routine testing. Its website also lists ratio, DC resistance, insulation, withstand-voltage and loss testing. Use these stated capabilities as a starting point for a documented inspection plan.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ade24d95\">Request an approved datasheet, general arrangement drawing, nameplate draft and agreed test schedule. Identify which reports are routine, which type-test evidence applies to the proposed design, and whether witness inspection is required. Confirm responsibility for installation guidance and commissioning support before contract signing. Dinghong\u2019s standards guidance emphasizes early agreement on parameters, testing and documentation.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-115c39c5\"><span class=\"ez-toc-section\" id=\"RFQ_Checklist_for_Ethiopia_and_Middle_East_Projects\"><\/span>RFQ Checklist for Ethiopia and Middle East Projects<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c8a76bc2\">Send one clear enquiry containing:<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-11e625d1\">\u2022Project: country, site location, application, quantity and required arrival date.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4bdf760a\">\u2022Electrical ratings: kVA\/MVA, phase count, primary\/secondary voltage and frequency.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ae23efe3\">\u2022Configuration: connection group, impedance, tap range, cooling method and winding material.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bcd5b797\">\u2022Site conditions: altitude, temperature range, indoor\/outdoor location, dust and corrosion exposure.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-48d83891\">\u2022Acceptance: applicable standards, utility specifications, loss limits, drawings and required tests.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-21d7f1aa\">\u2022Supply scope: accessories, packaging, spare parts, Incoterm and named delivery destination.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9ab5f5d5\">Attach the single-line diagram and tender specification where available. For Ethiopia procurement, include local utility requirements rather than relying on a previous project\u2019s 33kV rating.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a6780c55\">Ready to compare a technically aligned offer? <a href=\"https:\/\/dinghongtransformer.com\/th\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Send Dinghong your specifications and quantity<\/a> for an Ethiopia or Middle East project, and request a quotation with clearly stated scope and exclusions.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-ae705969\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3bf32cea\"><span class=\"ez-toc-section\" id=\"Does_Dinghong_have_a_published_transformer_case_in_Ethiopia\"><\/span>Does Dinghong have a published transformer case in Ethiopia?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-02d9e3b6\">Yes. Its case study reports 20 oil-immersed units rated at 3.15MVA each, totaling 63MVA, at a 33kV voltage level. The figures are manufacturer-reported.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-76a8d8d1\"><span class=\"ez-toc-section\" id=\"Can_the_Ethiopia_design_be_used_for_a_Middle_East_project\"><\/span>Can the Ethiopia design be used for a Middle East project?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ff087ee2\">Not automatically. Confirm grid voltage, frequency, temperature, altitude, insulation and utility requirements. The Ethiopia case supports procurement discussion, not a universal design approval.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-36ddf2d6\"><span class=\"ez-toc-section\" id=\"Is_50_days_the_delivery_time_for_every_order\"><\/span>Is 50 days the delivery time for every order?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-50835797\">No. Fifty days is the period reported for the Ethiopia project. Obtain a new schedule covering drawing approval, manufacturing, testing and transportation.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-10b53b1f\"><span class=\"ez-toc-section\" id=\"What_information_is_essential_for_a_transformer_quotation\"><\/span>What information is essential for a transformer quotation?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bfdde4cd\">Start with capacity, primary and secondary voltage, frequency, installation conditions and quantity. Add the required standard, connection group, impedance, accessories and delivery destination for a comparable offer.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-732aff0e\"><span class=\"ez-toc-section\" id=\"References\"><\/span>References<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-23a228d6\"><a href=\"https:\/\/dinghongtransformer.com\/th\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00a0Dinghong Transformer \/ DHDL: Product Range, Manufacturing and Project Requirements<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-c44424ec\"><a href=\"https:\/\/dinghongtransformer.com\/th\/news\/from-20-units-to-63mva-dhdl-successfully-delivers-a-large-scale-transformer-project-in-ethiopia\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00a0DHDL Published Case: 20 Units and 63MVA Transformer Project in Ethiopia<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9a3cb11e\"><a href=\"https:\/\/dinghongtransformer.com\/th\/product-category\/transformers\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00a0Dinghong Transformer Catalog: Published Transformer Specifications<\/a><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d13fb23a\"><a href=\"https:\/\/dinghongtransformer.com\/th\/blog\/industry-standards\/iec-ansi-ieee-gb-and-nema-what-transformer-buyers-should-know-before-placing-an-order\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u00a0DHDL: What Transformer Buyers Should Know About Standards<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Compare transformer specifications, review Dinghong\u2019s Ethiopia 63MVA case, and use a practical RFQ checklist for Middle East and Ethiopian power projects.<\/p>","protected":false},"author":1,"featured_media":38771,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71,99],"tags":[],"class_list":["post-38769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-case-studies","category-substation-projects"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - 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