Suzhou THVOW Technology Co.,Ltd. was established in 1969 and after years of development, now it has become an international well-known professional factory for designing and manufacturing various non-standard pressure vessels. The company occupies an area more than 660,000sq.m. and owns over 2000 employees. Furthermore, we have our own dock near the Yangtze River, as well as our new factory building by areas of 453,000sq.m. This new factory is known as Changshan Heavy-duty Equipment Base, also as domestic first-class multi-functional heavy equipment manufacturing base, where Kiloton-level out-of-gauge device can be directly Ro-Ro ship. This allows our company to become the largest manufacturer of non-standard equipment.
In terms of certifications, we have ASME 'U' & 'U2' 'S' Certificate of Authorization, ISO9001 Quality Assurance Certificate, ISO14001 Environment Management System Certificate, GB/T28001 Occupational health and safety management system certificate, Manufacture License of Special Equipment People’s Republic of China(Boiler)as well as the designing and manufacturing high pressure vessel of Class A1 and A2 and so on.
Our products include reactor, separator, heat exchanger, evaporators, storage vessels, and tower etc. with various materials and specifications. (Especially in manufacturing Gasification Furnace, MTP, MTO, PP Reactor, C3 Separator, Methanol Synthesis Tower, Low-temperature Methanol Scrubber, Washing Tower, Converter, Lock Hopper, Low Temperature Tower, Evaporator, core equipments of special vessels and large over-sized vessels.) And in the course of serving our customers both from national and Europe, U.S.A., Japan and southeast Asia etc., we have experience in the fields of petroleum refining, coal chemical, natural gas, metallurgy & alumina industry, new energy project, ocean & offshore platform project, chemical fertilizer, chemical fiber, medication and paper making etc.

Europe
America
Japan and Southeast Asia etc.

ISO9001:2000 Certificate of quality management system certificate
Certificate of Grade AAA Credit Enterprise
China National Petroleum Corporation
Ltd
ASME '
U'

'
U2'

'
S'
Stamp Certificates
ISO14001 Environment Management System Certificate
GB/T28001 Occupational health and safety management system certificate
Manufacture License of Special Equipment People’s Republic of China(Boiler)as well as the designing and manufacturing high pressure vessel of Class A1 and A2

Datang International Power Generation Co.
Ltd
Shenhua Group Co.
Ltd
SINOPEC
Nanjing Wison Chemical Engineering Co.
Ltd
BP
KH
Shell
Shanghai SECCO
Dystar
Italy PLC
Japan Mitsubishi Heavy Industries
Japan Dic
Japan Arakawa Chemical Industries Ltd.
CB&I
SK E&C
KBR
GEA

Shanghai Branch
Beijing Branch
Xinjiang Branch
Huizhou Branch
Northwest Branch