Built in 1905, Dalian Hard Metal Factory was the earliest solid carbide manufacturer in China. It was acquired by TDC Group in 2003 and renamed as Dalian Top-Eastern Tungsten Technology Inc.

We are dedicated to delivering the market's widest range of Tungsten Carbide from the blanks & preforms to precision cutting tools, from the buttons/tips/studs to Anvils & PDC Substrates. With the Group's support we have built a production line of CNC indexable inserts since 2015, whose brand name is called as BASSETT that was acquired by TDC Group in 2009 from Greenfield industries, a world leader of precision tools, originated from Cleveland Tools Inc., built in 1876.

Combining our material expertise in Tungsten cabide field with the outstanding engineering skills from Greenfield industires we have been involved in the market of Indexable Inserts and committed to delivering the high quality products and superior service to the customers throughout the world.

And now we provide 5 categories of Carbide products:

-Carbide for Metal processing including Indexable inserts for CNC lathe, Precision tools -Carbide for Diamond Technology such as Cubic Anvils, Substrats for PCD cutters

-Carbide for Mining/Oil Exploration

-Carbide for Construction/Engineering

-Carbide blanks & Preforms

As the market leader of Tungsten Carbide products, we constantly serve at the forefront of the technology of Cemented carbide. This means we can provide the industry standards and innovations demanded by the the customers.

We've never been satisfied with resting on our laurels. Quite the opposite, we've strived to better ourselves.