Standard: 316L MTC Number: 120229-ZQNC-046-001 Issue Date: 2014-11-04 Scope/Range: 316L stainless steel coil Issued By: Zhangjiagang Pohang Stainless Steel Co,.Ltd.

Standard: TISCO DNV Certificate Number: AMM-4279 Issue Date: 2013-12-31 Expiry Date: 2016-11-25 Scope/Range: 304L / 316L/S31803 stainless steel plate Issued By: Shanxi Taigang Stainless Steel Co.,Ltd.

Standard: TISCO ISO Certificate Number: 02212E20029R3L Issue Date: 2012-07-02 Expiry Date: 2015-07-01 Scope/Range: Issued By: Beijing Grand Honour Management System Certification Co,. Ltd.

Standard: TISCO SUS304 Number: 59361552336636 Issue Date: 2013-11-20 Scope/Range: TISCO brand SUS304 1.5mm stainless steel coils Issued By: Shanxi Tiagang Stainless Steel Co,.Ltd

Standard: ASTM A240 Number: S32205 Issue Date: 2015-11-24 Expiry Date: 2020-04-14 Scope/Range: Issued By:

Standard: TISCO JIS Certificate Number: Scope/Range: Issued By: