Name: ISO14001 Certificate
Certificate No: HK07/01247
Date: Apr 29, 2010
Valid until: Mar 22, 2013
Range: Design and manufacture of heat-shrinkable products for power system;Design and manufacture of heat-shrinkable tubes, teflon tubes,triple insulated wires,PVC（polyvinyl chloride）tubes,XLPE(X-linked polyethlene) wires for electrical facility;Design and manufacture of for pipeline anti-corrosion materials,communication cable accessories,optical cable accessories,heat shrinkable tubes of PET（polyethylene terephthalate）,heat shrinkable hand materials and heat shrinkable casings;Design and manufacture of cold-shrinkable power cable accessories,silicone rubber insulation sleeves,cable branch boxes and switchgears for power systems
Reference: Issued by SGS.

Name: ISO9001 Certificate
Certificate No: HK98/12704
Date: Apr 29, 2010
Valid until: Dec 31, 2012
Range: Design and manufacture of heat-shrinkable products for power system;Design and manufacture of heat-shrinkable tubes, teflon tubes,triple insulated wires,PVC（polyvinyl chloride）tubes,XLPE(X-linked polyethlene) wires for electrical facility;Design and manufacture of for pipeline anti-corrosion materials,communication cable accessories,optical cable accessories,heat shrinkable hand materials and heat shrinkable casings;Manufacture of polyethylene foams;Supply of plastic insulated materials,heat shrinkable tubes and anti static products including anti static packing materials,anti static circulating products and cleanroom products;Manufacture of APG（Alkyl polyglycosides）
Reference: Issued by SGS.

Name: KEMA Certificate
Certificate No: 04-1098
Date: Jun 22, 2004
Range: Cold shrinkable indoor termination, type: CDLN 10-3x185?, rated voltage: 8.7/15 (17.5) kV, rated frequency: 50 Hz.
Reference: Issued by KEMA Netherland B.V.

Name: UL Certificate
Certificate No: E180908
Date: Jan 31, 2002
Range: (1) Polyolefin heat-shrinkable tubing Changbao 102, 102", 125C, 600V; (2) Teflon (PFTE) non-heat-shrinkable tubing, CB-TT, 200C, 600V
Reference: Issued by Underwriters Laboratories Inc. Shenzhen Changbao Special Products Co., Ltd was renamed to Shenzhen Changyuan Electronic Material Co., Ltd (a wholly owned subsidiary of Changyuan New Material)

Name: UL Certificate
Certificate No: E231015
Date: Feb 04, 2003
Range: Appliance wiring material, single-conductor, thermoset insulation, wires
Reference: Issued by Underwriters Laboratories Inc.

Name: KEMA Certificate
Certificate No: 04-1099
Date: Jun 22, 2004
Range: Cold shrinkable cable joint, type: CDLJ 10-3x1852, rated voltage: 8.7/15 (17.5) kV, rated frequency: 50 Hz.
Reference: Issued by KEMA Netherland B.V.