Giantek Quartz Material Co. Ltd. Was found in 2001 and it's been one of the best quartz tubing substraties manufacturers China. We specialize market heating, lighting labware industry. are also taking up semi-conductor, metallurgic measuring ...

Lianyungang Xinyuan Lighting Equipment Co., Ltd., a competent and sincere partner in the procurement of quartz products lighting equipments.We are one professional manufacturer components equipments for many years. We specialized various kinds tubes ...