* In 2007, Zhuzhou ZZ Import and Export Co., Ltd. (ZZ HARDMETAL) was established: Focus on the export of tungsten carbide products.
* In 2011, the Brazilian Branch (ZZ Comércio Importa??o e Exporta??o Ltda.) was established: To provide Brazilian customers with faster and better service.
* In 2014, Zhuzhou Old Craftsman Precision Alloy Co., Ltd. was established: Focus on tungsten carbide production, precision machining, brazing. Excellent talents, new equipments, the spirit of craftsmen into products!