China

Lianyungang Highborn Technology Co., Ltd. is a professional manufacturer of Quartz Glass products, ceramic glass, Quartz Laboratory ware, Ceramic insulator products and etc. Our company was built in 2...

outh of west hepinglu

Donghai chongrui technology Co.,Ltd main products are various sprcifications of quartz glass tube and various non-standard instrument.we have the fixed asset for more than 8000 million yuan.The factor...