The performance index of access control system installation is in the domestic leading position. Our company - Shenzhen Tiger Wong Technology Co.,Ltd didn't design to industry standards, we design and develop beyond them. Adopting only the highest quality sustainable materials, the product is China-made with purity, craft and timeless appeal in mind. It meets some of the world’s most stringent performance standards.Globally, we have thousands of customers who trust TGW products. We can say all we like about our products and services but the only people whose opinions we value – and learn from – are our customers. They frequently take advantage of the extensive feedback opportunities we offer to say what they like or want from TGW. Our brand cannot move without this hugely valuable communication loop – and ultimately, happy customers create a win-win situation for all and help bring better TGW branded products.Most product samples can be provided from TGW Technology including access control system installation. Our sample services are always beyond expectations. Samples could be pre-tested and given commments.The whole sample production process can be clearly viewed in this website.