General introduction
Established in 1979, TENGLONG is a professional manufacturer and exporter of many styles of high-grade and top quality gland packing，graphite sheet, ceramic fiber products, fiber glass products, asbestos products, shipping container parts and accessories, PTFE products, and sealing gasket and sheet.
SUNPASS, as a part of TENGLONG, established in 2001, takes charge of export business for TENGLONG, which also has subsidiaries in H.K.- ECHO INDUSTRY LIMITED.
Meanwhile, SUNPASS is a leading manufactory, developer, and supplier of quality ISO tank container spare parts for tank container operators, service, agents, and trading companies SINCE 2001.
Our products have won the leading position in domestic market. And our products have also been exporting to Europe, South America, Australia, Africa, Middle of East and More than Fifty Countries and regions.
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Our Services
1. Your inquiry related to our products or prices will be replied within 24 hours
2. Well-trained and experienced staffs to answer all your inquiries in fluent English.
3. All our products have 1-year warranties.
4. Offering the support to solve the problem in the application or selling period.
5. Competitive prices based on same quality.
6. Guarantee samples quality same as mass production quality.
