Zhejiang Jingsheng Mechanical & Electrical Co. (Jingsheng) has put its sapphire project into high gear as sapphire ingot prices rise. Its subsidiary factory in Inner Mongolia has already begun installing sapphire growth furnaces. 

Technologically, resin bond diamond wire produced by Tanlong Photoelectric (Tanlong) is not ready for cutting sapphire, commented the company during a meeting with investors on Feb. 17, 2014. Sapphire cutting is mainly done by electroplated diamond wire.