NGTC national jewelry training center. Address: Floor 3-4, Building 4, Wenhua Metropolis, No.23 Jinyuan Road, Daxing District, Beijing.

NGTC, the full name of National Logic Training Center, belongs to the Jewelry and Jade Jewelry Management Center of the Ministry of Land and Resources, and has long been committed to the promotion and popularization of jewelry vocational education and national jewelry and jade standards.