Zhuhai Dong Jingda Electronics Technology Co., Ltd is a technical manufacturer. It is located in High-tech Park, NanPing, Zhuhai. Covering 17,000 square meters, it is awarded as the garden enterprise because of its beautiful scenery inside. The total construction area cover over 20,000 square meters, among which The workshop area occupies over 13,000 square meters, and the comprehensive building (include dormitories, dinning hall) covers nearly 6,000 square meters. There are well-equipped leisure activities facilities, such as staff activity room, basketball court,dance halls, etc.

  As the director unit of national piezoelectric crystal association, Zhuhai Tongching Electronics Co., Ltd. and Zhuhai Jingda Electronics Co., Ltd. founded in 1991 and 1996 respectively, and belong to the same board of directors. We are professional electronics manufacturers providing excellent service on global automotive electronics and high-end electronic products which integrate developing, designing, manufacturing and selling various products of Sapphire and Quartz , such as Crystal Oscillator, Piezoelectric Crystal, Quartz Crystal Resonator, Sapphire Mobile Phone Panel, Sapphire Substrate Blank, Sapphire Watch Mirror Blank, Sapphire Window Blank, Crystal Blank, and Quartz Crystal, Quartz Wafer, etc. At present, the company has more than 600 employees, including over 100 employees are engaged in technique and management. The scale of our companies and the quality of products has improved significantly by technology innovation, and the approval of ISO9001:2008 Quality Management System Certification, ISO14001:2004 Environment Management System Certification, and ISO/TS16949:2009 Quality Management System on special requirement on automatic industry. It forms a foreign exchange sales network that the international market is the leading, and the domestic market is the backing, furthermore, both our two factories enjoy high reputation. We have a whole set of advanced production and testing equipments imported from Japan, South Korea and Taiwan. We signed cooperation agreement with NDK, and established Suzhou NDK Co., Ltd. (Zhuhai factory). NDK provide product design and technical support. They dispatch technical and quality control staff to offer technical and quality guarantee.

Zhuhai Tongching Quartz Technology Co., Ltd. mainly manufactures various Quartz Crystal Blanks and Sapphire Blank, including 2016-7050 Series, SMD Frequency blank, S Frequency blank, Length Blanks, Thickness Blanks, Sapphire Mobile Phone Panel, Sapphire Substrate Blank, Sapphire Watch Mirror Blank, Sapphire Window Blank,etc.
The monthly output is as below:
Quartz Crystal Blanks  ---80000,000PCS / month. 
Sapphire Window Blank--- 5,000,000PCS / month. 
Mobile Phone Panel    -----  150,000PCS / month. 

Our products are mainly exported to South Korea, Taiwan, Singapore and etc. We have built dust-free clean production workshop. We purchased grinding miller and polishing machine with 9B and 16B.We have built Sapphire production line.

Zhuhai Jingda Electronics Co., Ltd. Focus on manufacturing Quartz Crystal components, including series of HC-49U, HC-49S, AT309, JU308, JU206, etc. The annual capacity is 280 million PCS. We provide qualified products and good service, and
have long-term cooperation with famous electronic manufacturers and enterprises both at home and abroad.E-MAIL: