What's the quality of South High-Tooth Gearbox?

All right. The quality is very good, the market share is the first in the world for five consecutive years, and we have been focusing on high-end manufacturing. Nangao Tooth is the abbreviation of Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Headquartered in Nanjing, China, it was founded in 1969 and listed in Hong Kong in 2007. Its stock name is "China High Speed Transmission".