Standard: ASME Number: 40,015 Issue Date: 2017-01-19 Expiry Date: 2019-10-26 Scope/Range: Manufacture of pressure vessels at the above location only Issued By: The American Society of Mechanical Engineers

Standard: ISO 9001:2008 Number: STQ10016-03 Issue Date: 2016-02-18 Expiry Date: 2018-09-14 Scope/Range: Design and Manufacture of Grade D1 and D2 Pressure Vessels of Metal (pressure less than 10Mpa) Issued By: AFNOR Asia Ltd

Standard: Design License of Special Equipment Number: TS1231047-2019 Issue Date: 2015-10-19 Expiry Date: 2019-11-06 Scope/Range: Grade D1 and D2 Pressure Vessels of Metal Issued By: Shanghai Municipal Bureau of Quality and Technical Supervision

Standard: Manufacture License of Special Equipment Number: TS2231018-2017 Issue Date: 2013-05-14 Expiry Date: 2017-06-14 Scope/Range: Grade D1 and D2 Pressure Vessels of Metal Issued By: Shanghai Municipal Bureau of Quality and Technical Supervision

Standard: Shanghai Famous Brand Number: 26000000201608240557 Issue Date: 2016-08-24 Scope/Range: Pressure vessels, metal products, machinery and equipment (except special equipment) manufacturing, processing, cold sheet metal Issued By: Shanghai Fengxian Market Supervision and Administration Bureau