Pre-shipment inspection (PSI) is one of the many quality control tests conducted by Shenzhen Hong Zheng Technology Limited. This inspection is based on standard QC testing or on customer request. Based on these criteria and procedures, samples are randomly selected and defects are checked. For us, pre-shipment inspection is an important step in the quality control process and a way to check the quality of the wholesale turquoise jewelry before shipment.
ZH Turquoise Gemstone is a large factory with strong production capacity. turquoise square beads series manufactured by ZH Turquoise Gemstone include multiple types. And the products shown below belong to this type. The product can reduce friction and power loss. The stationary and rotating rings are exclusively designed with the minimized friction coefficient to reduce power loss during its operation. It is also believed to protect from negative energy and bad omens. www.TurquoiseChina.com team is positive and super-strong cohesive. There are no air bubbles and impurities in the product.
With strong enterprise culture, ZH Gems strives to enhance its customer service. Ask!