Hangzhou Jieersi Flame Retardant Chemical Co., Ltd

We are engineering EPC (Engineering, Procurement & Construction) dedicated to design, build, launch and give service on-site gas generation plants. Nitrogen and oxygen of the air. Hydrogen and oxygen from the water. Synthetic air. Another way to prov

When we founded our company more than 20 years ago, our main focus was on measurement technology applications in industry and research. Messhardware was installed as a plug-in card in a computer or connected via an RS-232 interface to it. The PCs wer