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CHOW SANG SANG PRECIOUS METAL LABORATORY

Hong Kong Region

A6, 2/F, Block A, Hong Kong Industrial Centre,
  489-491 Castle Peak Road, Kowloon, Hong Kong
 (852) 2741 2963
 (852) 2370 3718
lab@chowsangsang.com

Office Hour: Mon to Fri 9am to 6pm (Except Public Holiday)
(Lunch Hour: 12noon to 1pm)

Other Collection Centre
(only available for samples to and from CSSPML)

Chow Sang Sang Jewellery Co., Ltd. – Hung Hom Branch
99-101 Wuhu Street,
Hung Hom, Kowloon, Hong Kong
 (852) 2362 5077

Chow Sang Sang Building – Wholesales Dept.
1/F, Chow Sang Sang Building, 229 Nathan Road,
Kowloon, Hong Kong
 (852) 2730 2305

CHOW SANG SANG JEWELLERY (FOSHAN) CO., LTD SHUNDE PRECIOUS METAL LABORATORY

Mainland China

5/F, No.3 Xinxi Silubei, Lunjiao, Shunde District,
Foshan, Guangdong
Postal Code: 528308
 0757-2281 9091
 0757-2783 9711
sdlab@chowsangsang.com
Office Hour: Mon to Fri 8am to 5pm (Except Public Holiday)
(Lunch Hour: 11:45am to 12:45pm)