Indeed, at present, there are three companies with the strongest comprehensive strength in lean production in China, and there are six in Sima: SBTI, Keli and Yangzhi. These three companies are the strongest in China.

However, if specific to certain industries, the following companies also have certain advantages:

Telecom industry: cooperation with ZTE;

Automobile R&D: Dipeng Consulting;

Large-scale Lean: IMIG in Germany

Other more powerful companies:

BMG, Guan Zhuo, Zhang Chi, Jiangxi, etc. One or two teachers in these companies are particularly awesome.

There are also foreign-funded institutions that value:

TUV, DNV and Naville Erg are just famous brands, but they actually focus on certification.

There is a company with the largest brand, but its strength is very general, but some companies like it very much:

China association for quality and local quality associations.