| Nitto Denko (HK) Co Ltd | QMS | 
| Tobutsu Hong Kong Co., Ltd. | EMS/QMS | 
| Sumiden International Trading (H.K.)Co., Ltd. | QMS | 
| Sa Sa Comsetic Co Ltd | 5S | 
|  |  | 
| La Bon Skin & Body | QMS/OHSAS | 
| Hong Kong Marine Contractors Ltd. | QMS/OHSAS | 
| Tin Fung Laundry Co Ltd | QMS/MS/MS | 
| New China Laundry Limited | QMS/EMS/OHSAS | 
| Sunlight Employment Agency | QMS | 
|  |  | 
| Wilbur Smith Associates | QMS | 
| HKSTP | QMS | 
| Lighthouse Technologies Limtied | QMS/EMS | 
| Yue Yi Laundry (Hong Kong) Ltd | QMS/EMS | 
| 新龍洗衣有限公司 | QMS | 
| 遠東乾濕洗集團有限公司 | QMS/EMS | 
|  |  | 
| Centuryan and Environmental Services Group Ltd | QMS/EMS/OHSAS | 
| Centuryan Pest Control Services Ltd. | QMS/EMS/OHSAS | 
| H.K Pet’s Hospice Care Service Limited | QMS/EMS | 
| Hong Kong Institute of Music & Language | QMS | 
| TUV Rheinland (Shanghai) Co., Ltd. | T | 
| Det Norske Veritas | T | 
| HKUST | 5S | 
| Kumon Hong Kong Co., Ltd | T | 
| Hopewell Property Management Co Ltd | QMS/EMS/IMS | 
| Hopewell Centre | QMS/EMS | 
| Hitec | QMS/EMS | 
| Panda Place | QMS/EMS | 
| Villa Lotto Mgt Office | QMS/EMS | 
| Guangdong Hotel Hong Kong | QMS/MS | 
|  |  | 
| Uni China Group | QMS | 
| Uni China (Market) Management Ltd | QMS | 
|  |  | 
| Bank of China – Gitic Plaza Sub-Branch | QMS | 
| Agricultural Bank Of China | T | 
| Agricultural Bank Of China | T | 
| Agricultural bank of china | T | 
| The Industrial & Commercial Bank Of China Hebei branch | T | 
| Guangdong Provincial People’s Hospital Vice President | T | 
| ACME Optical Disc Ltd | QMS | 
| China United Telecommunications Corporation Zhaoqing Branch | T | 
| Dongguan Nokia Mobile Phones Co., Ltd. | T | 
| Dongguan Vtech Telecommunication Industries | T | 
| Huawei Technologies Co., Ltd. | T | 
| Sanmina Asia Ltd | EMS | 
| Shenzhen HYT Science – Technology Co Lt | QMS | 
| WKK Technology Ltd | EMS | 
| Chong Ou Spinning, Weaving, Garment and Dyeing Factory Ltd | QMS | 
| onady Textiles Limited | QMS/WRAP | 
| Coats Shanghai Ltd. | T | 
| Coats HK Ltd | QMS/ISO/TS | 
| Coats Shenzhen Ltd. | QMS | 
| Coats (Sheungzhen) Ltd. | QMS | 
| China Thread Development Co Ltd | QMS | 
|  |  | 
| Lok’s Group | QMST | 
| Dongguan PENC Chemicals and Machinery Co., Ltd. | QMS/T | 
|  |  | 
| China Heavy Equipment And Automation (HK) Ltd | QMS | 
| Guangzhou Hitachi Elevator Co., Ltd. | T | 
| Futaba (Hong Kong) Corp., Ltd | QMS/EMS | 
| Lee & Man Handbag Manufacturing Co Ltd | QMS | 
|  |  | 
| Hong Kong Leather Products Manufactory Ltd. | QMS | 
| Speed Zipper Mfg Co Ltd | QMS/5S/MS | 
| Ideal Fastener Asia Ltd | QMS/MS | 
| Rondor Manufacturing Co Ltd | QMS | 
| 高質刀具廠 | QMS/T | 
|  |  | 
| Sinomax (Holding) Group Ltd | QMS/MS | 
| Kodak (Hong Kong) Ltd | QMS | 
| China Refrigeration | QMS | 
| GD Midea Holding Co., Ltd | T | 
| Philips Domestic Appliances & Personal Care Co. Of Zhuhai Sez Ltd. | T | 
| Item Industries Ltd | QMS/EMS/T/SA/QC | 
| Zuellig Pharma Ltd | QMS | 
| Far East Plastic Colours Co Ltd | QMS | 
| Lee Fung Plastic Limited | SA | 
| Lee & Man Paper Products Co Ltd | QMS | 
| ICI Swire Paints Ltd. | QMS | 
| Pinefield Chemical Enterprise Co., Ltd. | T | 
| Tin’s Chemical Industrial Co Ltd | EMS |