Nabla insulator

This is an expert of manufacturing track fasteners, located in Changshu, China, close to Shanghai. Our company ranks a leading position in this industry, awarded with SGS-ISO9001:2008 quality system certificate and CRCC certification, which is the highest honor of Chinese Railways. Huibo was established by an elite team coming from a state-owned enterprise, with high-class technical research and development, production management and quality control.

We follow standards like AREMA, DIN, BS, UIC, GOST, NF, JIS, GB etc., We also provides such as Elastic clip fastening system, SKL (W) spring clip system, Nabla fastening system, KP clamp plate system, crane rail system etc. Meanwhile, we are able to customize goods as your sample or drawing.

There are four major product categories

1, Bolt series: track bolt, segment bolt, metro bolt, tunnel bolt, hex bolt, square bolt, turnout bolt, fish bolt, T bolt etc., annual capacity 5,000 tons.

2, Spike series: screw spike, dog spike, elastic spike etc., annual capacity 7,000 tons.

3, Clip series: Nabla clip, elastic clip, SKL spring clip, O clip, gauge lock clip etc., annual capacity 4 million pieces.

4, Other materials and accessories: clamp plate, gauge insulator, rubber pad, fish plate, nut, plastic dowel, tie plate, spring washer, flat washer, cast iron insert, anti creeper, gauge rod etc., annual sales far more than 13 million pieces.

Over the past 10 years the “Huibo Team” has been engaged in export mainly and domestic sales as a supplement, in strict accordance with the ISO9001:2008 quality management system. Now our products are well accepted around the world, with high praise. We will continue to concentrate on technology development, dedicated to build a world-class rail fastener production base.