As a fabricator of quartz glass,Donghai Shengda Quartz Products Co.,Ltd. was established in 1994. Donghai Co.,Ltd has five manufacturing plants, allowing us to maintain wide range inventory, labware, flat products, rods and tubes. These projects are ...

Our company is situated in Donghai Country Jiangsu province--\'the city of crystal\'. Based on the abundent quartz resources, has been this business for many years.The advanced equipment, professional technology any management. On basis sustaining ...

Located in China crystal city ------Donghai county , Jiangsu province and invested by Jinzhou Zhenxing Quartz Glass instrument factory, Lianyungang Quark quartz material co., Ltd is a high-tech enterprise, mainly engaged the research, development, ...

We can supply you different kinds of quartz tubes with high quality and low price, such as transparent tube, milk rod special tube. Please look at some samples on our website first: www.erex.com.cn/, if are interested, contact me to know more details, we ...