2006-3-17 The company founders began to study road milling tools.

2006-4-17 The company founders tested 1# new solder for experimental research.

2006-4-29 The company founders tested 2# new solder for experimental research.

2006-6-16 The company founders completed preliminary braze welding and heat treatment tests, and tested dozens of W6H type tool, which totally met the requirements for road milling tools.

2006-10-28 The first batch of 200 of J5H type road milling tool(equivalent to the German Wirtgen W6H type tool ) were trial-produced.

2006-10-30 For comparison test with W6H type tool , the first batch of 200 of J5H type road milling tool were installed on W1900 road milling machine for a second class highway in Nantong, Jiangsu. After being used for five days, the users were satisfied with the J5H type tool, and they believed that J5H has a equal quality to W6H.

2006-12-18 A production line specifically for batch production of road milling tool
of new style braze welding and heat treatment had been work out, and a contract had been signed with the client.

2007-3-2  1# and 2# new type of sandwich filler metal had been produced.

2007-5-28 The production line of new style braze welding and heat treatment had finished installation and trial run. The products were all qualified after laboratory test.

2007-6-10 J5H tools were tested on Jiangsu expressway.

2007-8-9  The first batch of J4(equivalent to W4) were trial-produced.

2007-8-12 J4 tools were tested on Anhui expressway.

2007-10-18 Suppliers for major components had been confirmed.

2008-3-20 J5H tools were tested on Tianjin expressway.

2008-5-15 J5H tools were tested on Shanghai expressway.

2008-7-25 J5H tools were tested on Xi-Cheng expressway.

2008-8-21 The company founders began to study plasma electrode brazing technology.

2008-9-20 The company founders had successfully developed plasma electrode brazing technology and batch production were achieved.

2008-11-23 The first batch of JC6 tools for hard asphalt and concrete road had been produced.

2008-12-3 The first batch of JC6 tools for hard asphalt and concrete road had been successfully tested in Guangdong, with a favourable reception from the client.

2009-4-7 J5H tools were tested on Shandong expressway.

2009-7-7��11 The company founders went to Sichuan and Hunan for survey.
2009-8-26 J5H tools were tested on Shanxi expressway.

2009-8-29 The company founders tested new type of hexagon, octagon and icosagon lamellate road milling tools, and they were used on Shanghai-Nanjing inter-city high-speed railway.Their survice life was five times of the plain homemade tools.

2009-12-27��31 The company founders went to Zhejiang for survey.

2010-3-5 Friction welding composite cutters from Dantu tools factory had been heat-treated by our company. And the welded metal crack problem existed widely in tool industry had been solved successfully.

20103-14 The deformation of the fly cutter from Zhenjiang forestry machinery factory had greatly decreased after heat treatment by our company.

2010-3-19 Enneagon road milling tools had been tested, and they were used successfully on Shanghai-Nanjing inter-city railway.

2010-3-26 The company founders negotiated with leaders from Zhenjiang University Science and Techenology Park about matters of enterprise moving and registration.

2010-4-13 European merchant visited and they collected diffenent road milling tools from 6 domestic companies for dead-load strength test in Jiangsu welding technique key laboratory.The results showed that the new type of J6H tools from our company had the highest dead-load strength. Then the foreign merchant and our company come to the business negotiations and reached a preliminary cooperation agreement.

2010-4-16 Jiangsu Coherency New Materials Technology Co.,LTD. had successfully registered in Zhenjiang University Science and Techenology Park.

2010-4-29 New type J6H tools from our company tested on Jinan expressway compared with the  Kennametal RZ19 tools. The results showed that comprehensive performances of the new type J6H tools were much better.

2010-5-22 The first batch of 200 of J6H type tools were sented to Europe.