Nanhai South -china Special Gases Institute Co., Ltd.
[ Manufacturer ]Main business are Welding gas mixture, Laser gas, Electric illuminant gas, High clean gas, Medical gas, Disinfectant gas, Alarming/detecting gas, Environmental pollution detecting gas, Glass bottled gas, Electron gas, Various Industrial gas, Standard gas, Carburator, Low
Quest Technology (shanghai) Co., Ltd.
[ Trader ]Main business are High-purity gasses, Ultra-pure water, White room monitoring instrument and laboratory equipment etc.