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Beijing Dinghan Technology Co., Ltd., established in June 2002, is a high-tech enterprise engaged in R & D, production, sales, installation and maintenance of rail transit power supply system. Its main business includes: rail transit signal intelligent power supply system, rail transit power operation power supply system, rail transit platform screen door power supply system, rail transit communication power supply system and other related products R & D, production, sales and technical support services. At the same time, we also provide other supporting products and services according to customer needs.
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