Adhering to the concept of 'details and quality make achievement', GANG YUAN works hard on the following details to make the opp tape more advantageous.We guarantee that all of our products can meet the with strict QC procedure strictly conducted.GANG YUAN carefully selects quality raw materials. Production cost and product quality will be strictly controlled. This enables us to produce opp tape which is more competitive than other products in the industry. It has advantages in internal performance, price, and quality.