... CE, EMC, UL certification Power tools, high professional electric tools manufacturer. Electric power tool Circular saw 185mm, c7.ZHEJIANG ZHONGYOU INDUSTRY & TRADE CO., LTD ... square meters of factory building area with about USD2,000,000 fixed assets, and USD 13,000,000 annual sales. ... CE, EMC, UL and ISO9001 certification system. We warmly welcome you to contact us for cooperation based on mutual ...