gemstone jewelry 's qualifications and internationally authoritative certifications

All of our gemstone jewelry have been authenticated by international authoritative institutes and cater for the Chinese criteria at the same time. We maintain close contact and extensive cooperation with large enterprises related to the international industry.  These internationally authoritative certifications show that our product is at the forefront of the industry.

We, Shenzhen Hong Zheng Technology Limited, have been engaged in designing, manufacturing, and trading high-quality buy turquoise since established years ago. ZH Turquoise Gemstone's turquoise cabochon stones series contains multiple sub-products. Advanced testing equipment is used in the production of ZH Gems turquoise gemstone cabochon. The product will be tested under multimeter, Battery component detection system, and cell tester. It is suitable to be worn every day. The product is superior in the quality, excellent in the performance, and long in lifespan. It is also believed to protect from negative energy and bad omens.

We strive for long-term success through sustainable development. We closely work together with the local communities and government to minimize the impact on the environment during our production.