Kunshan Ensure Optic Electronics Technology Ltd., a joint venture in which Fine hero Limited and Kunshan Yuantai Investment Co. Ltd. have a shareholding, located in Kunshan, Jiangsu province (R.P. China).

EnSure is a high-technology company which makes the main accessory of optical fiber connectors, ceramic ferrules, including blank, standard and special ferrules, fiber stubs, receptacles and ferrules for optical fiber pigtails. This is the company’s core business, and it is one of the leading companies in China in the sector.

The EnSure range of products also includes active and passive optical components, which are integrated and developed on our production lines, using the best components from leading companies in their respective sectors, and including our own ferrules.

With a production line entirely equipped with Japanese technology and the best raw materials imported from Japan, our qualified Japanese and Chinese workers are constantly sourcing new products, guaranteeing quality and optimising the manufacturing process. Our standard production system covers the entire ferrule manufacturing process.

  • Ample Human Resources and R&D: Our team of experts is constantly involved in technology sourcing and innovation. Kunshan Ensure people are properly trained and experienced workers, with a large number of engineers and specialists.
  • Leading in technology and guaranteeing quality: leading technology based on innovation. Kunshan Ensure has successfully passed the ISO9001:2008 quality audit and its products are RoHS certified. The company is also compliant with EU and USA standards.
  • Sophisticated products at competitive market prices: The Kunshan Ensure product line and controlled production process have dramatically reduced production costs, always guaranteeing first-rate products. Our prices are consequently much more competitive.
  • Advanced production equipment and a standardised environment: The advantages of advanced production methods and instruments for complete testing and certification guarantee the highest quality products.

Numerous years of achievement have enabled Kunshan Ensure to build up a strong partnership with its national and international customers and suppliers, which is key to ensuring success in the competitive world in which we live.

“Meet the challenge, guide the technology”, Kunshan Ensure Optic Electronic Technology Ltd will always be at your side to share the technological achievements obtained from optic communications.

Dear Customers

Every member of the Ensure family is prepared to meet the challenges of our times.
Major breakthroughs in Information and Telecommunications Technology (ITT) are changing the social and economic fabric of our society. Ensure is ready and prepared to play its role as a reliable and responsible company in this ever-changing environment, supplying our customers the top-end products and services they require.

“Face reality the way it is, not how it was or how you want it to be; this is the way to build our future”


Jimmy Lu
Chairman of the Board