About SUNPASS

SUNPASS is specializes in the production of tank container accessory and has a high reputation and influence in the sealing industry at home and abroad.

SUN PASS sealing technology (Zhejiang) Co.,Ltd. is wholly-owned subsidiary company of Teng long Seal­ing Group. Tenglong Sealing, since 1979, is a professional manufacturer of industrial sealing and thermal insulation products, who enjoys a widespread reputation at home and abroad. Tenglong products are widely applied in chemical, oil and gas, electric power, smelting, mining, shipbuilding, paper-making, food and machinery industries.
In 2000, China's first national self-owned brand of tank container accessories, SUNPASS, was born. It has a milestone commemorative significance on the road of professional designing and manufacturing with brand of China's tank container sealing accessories. Relying on more than 40 years of expertise in seals and excellence in industrial manufacturing, the tank container accessories produced by SUNPASS have quickly spread all over the world. Tank manufacturers, valve manufacturers, container manufacturers, storage yards, tank inspection agencies, logistics companies, traders, etc. have become our customers.

SUNPASS' Market

SUNPASS adheres to the concept of "good products, good prices, and good services", and provides customers with tank containers and tank car accessories with complete categories, inexpensive products, and a one-stop convenient, and efficient experience. SUNPASS brand distributors are in the Netherlands, Russia, Singapore, Thailand, India, Indonesia, Saudi Arabia, and other countries and regions. SUNPASS has a relatively high market share in the local market, allowing Chinese brands to shine worldwide.