Established in 2009, NGTC (HK) is a lab which has passed the accreditation of CNAS and it’s been designated for the diamond, gemstone and precious metal testing laboratory.
National Gems & Jewelry Testing Co. Ltd. (referred to as the "NGTC") is a national level jewelry and gemstone laboratory .
Diamond Grading
Identification of Colored Gemstones
Feicui (Jadeite) Identification
Diamond Identification
Diamond Laser Inscription Service
Precious Metal Jewelry Testing
Global Trade Fairs
News & Events
Address：
(MTR Hung Hom Station → Minibus no.26 OR MTR Whampoa Station Exit A + 10mins walking)
Phone：
Fax：
Mailbox：
For enquiries and sample delivery arrangements, please contact Ms. Ho at eunis.ho@ngtchk.com
Opening Hours：
Recruitment Information：
LAB (HK)
