Hangzhou chengder tech co., ltd  was established in 1990 and it is the main manufacturer of low-voltage electrical apparatus, machine tool electrical apparatus, hoisting electrical apparatus, instrument, switch of electrical apparatus, travel switch, electric meter as well as circuit breaker in China. The headquarter of the company is situated in the capital of the electrical apparatus of China---Liushi Town Wenzhou, China. The building area of the workshop covers an area of 30,000 square meters and the enterprise has passed ISO9001:2000 quality system certification.

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