Hydrogen is the intermediate product or raw material of chemical synthesis. PIONEER engages in the PSA-H2 in the whole country, involving the production of MEG, butyl alcohol, syntheticammonia, acetic acid, acetic anhydride and TDI in the chemical industry, as well as industries of metallurgy, float glass and electronics. The largest scale of PIONEER PSA-H2 device reaches up to 200,000Nm3/h, and the purity may reach 99.999%.