SUNYON Industry Co., Ltd. Dongguan China is belong to Cool Whist Group Co., Ltd.

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Tianjin Yitejia Steel Sales Co., Ltd. We are professional on Stainless Steel Products&Aluminum Products, and have more than 20 years experience. Our company is based in Tianjin, China. We are SGS and BV certificated.

Tianzhu Special Steel Co., Ltd is a professional supplier of stainless steel products. The main products include steel sheets, steel plates, steel coils, steel pipes, steel tubes, steel bars, steel circles, square steel, hexagonal bar, steel tube, steel pipe fittings, flanges, etc. And also we can produce according to the requirments of the costomer. The production capacity of our company is anout 200000 tons per year.

Kunshan RuiYiXing Electronic Technology Co., Ltd which is Iocated in the kunshan Industrial Park.

Dongguan Ruiquan Hardware Electronics Co., Ltd(20000 square meters) was established in 2003, as a subsidiary of Ruiquan Group(40000 square meters), located in Qishi Town, Dongguan City with a total investment of RMB 20 million, is a professional maufacturer dedicated to provide OEM&ODM service of aluminum and zinc alloy Die-casting/Cold forging/Extruded/Skiving fin/CNC machining, such as heat sinks, housings&enclosures, spare parts, thermal modules, CPU/Server Cooler(air cooled&liquid cooled) The products are widely used in various industries, like new energy vehicle, LED lamp, communication industry, medical industry, 3C electronics...