Zhejiang Jingsheng Mechanical & Electrical Co., Ltd. manufactures and sells semiconductor equipment and LED substrate material in China. The company offers automatic crystal growing furnaces; silicon float zone crystal pullers; semiconductor mono-crystalline silicon truncating, semiconductor single and full automatic crystal ingot rolling and grinding integrated, full automatic 8-inch semiconductor wafer polishing, 32B double-sided grinding, semiconductor silicon ingot diamond wire truncating, and semiconductor single crystal silicon polishing machines; semiconductor valves and fittings; magnetic fluid vacuum sealing devices; semiconductor silicon polishing fluid; and semiconductor synthetic sand quartz crucible. It also provides multi-crystalline silicon and CFZ float zone silicon monocrystal furnaces; silicon block chamfering and grinding integrated, silicon block and silicon ingot single diamond wire cutting, silicon ingot squaring and grinding integrated, silicon diamond wire cutting, crystal ingot single wire squaring, and monocrystal rounding and grinding machines; stringers; and PECVD products. In addition, the company offers sapphire crystal products; fully automatic sapphire crystal growth furnaces; sapphire cutters, grinders, mounters, and substrates; sapphire truncating, automatic crystal rounding and grinding, and automatic sapphire chemical polishing machines; sapphire ingots; and customized optical panels. Further, it provides module automatic, automatic poly-crystalline silicon ingot prosessing, automatic battery, and LED bulb lamp automatic production line products; and unmanned polishing workshop and mono-crystalline silicon ingot auto testing line products. The company was founded in 2006 and is based in Shaoxing, China.