... Co.,LtdAreathree factory 75000 square meter, cover total area 93500 square meterCapacity per year70,000 ton steel structure, 60 sets of ball miller ... of pressure vessel for oil/ gas /chemical industryEmployee1000+CertificationISO9001 for steel structure, DNV, BV, GL, LR, ABS, CCS for Marine industry, ... 11 m × 45m with loading 800 tonsMain Procedure heavy steel structure beam for Sea drilling platform