![]() Hefei Risever Machine Hefei Risever Machine (合肥永升机械有限公司) is a company that specializes in the production of engineering and construction machinery metal structural parts. | ![]() Landai Technology Group Landai Technology Group (蓝黛传动, previously known as Chongqing Landai Powertrain) is a company that specializes in research, design, development, manufacture, and sale of power transmission assemblies, transmission parts, and die-casting products. | ![]() Chunxing Suzhou Chunxing Precision Mechanical (苏州春兴精工股份有限公司) is a mechanical and industrial engineering company. | ![]() SUMEC Hardware & Tools SUMEC Hardware & Tools (江苏苏美达五金工具有限公司) is a manufacturer and designer of industrial machinery tools. | ||
Founding Date | Founding Date 1987 | Founding Date 2003 | Founding Date 1996 | Founding Date 2001 | Founding Date 1998 |
Type | Type Private | Type Private | Type Public | Type Public | Type Subsidiary |
Tags | |||||
Locations | Locations Ning Bo Shi, CN HQ San Jose, US | Locations Hefei, CN HQ Linyi, CN Wuhu, CN Jonesboro, US | Locations Chongqing, CN HQ | Locations Nanjing, CN HQ Greenwich, AU Willich, DE York, GB Kennesaw, US | |
Employees | Employees 2181% decrease | Employees 6451% increase | Employees 4,551 | Employees 3,0112% increase | Employees 514% increase |
Valuation ($) | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 576.1 m | Valuation ($) 558.4 m | Valuation ($) N/A |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) ¥3.8b (FY, 2025) | Revenue (est.) ¥2b (FY, 2024) | Revenue (est.) ¥2.4b (FY, 2022) |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods ¥3.2b (FY, 2025) | Cost of goods ¥2b (FY, 2024) | Cost of goods N/A |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit ¥615m (FY, 2025) | Gross profit ¥192.2m (FY, 2024) | Gross profit N/A |
Net income | Net income N/A | Net income N/A | Net income ¥186.9m (FY, 2025) | Net income (¥206m) (FY, 2024) | Net income ¥115.3m (FY, 2022) |
Operating ⚠ | |||||
Area Covered, sq. m. | Area Covered, sq. m. N/A | Area Covered, sq. m. 81.7 k (Nov, 2020) | Area Covered, sq. m. N/A | Area Covered, sq. m. 600 k (Jan, 2024) | Area Covered, sq. m. N/A |

Hefei Risever Machine (合肥永升机械有限公司) is a company that specializes in the production of engineering and construction machinery metal structural parts.
View company
Landai Technology Group (蓝黛传动, previously known as Chongqing Landai Powertrain) is a company that specializes in research, design, development, manufacture, and sale of power transmission assemblies, transmission parts, and die-casting products.
View company
Suzhou Chunxing Precision Mechanical (苏州春兴精工股份有限公司) is a mechanical and industrial engineering company.
View company
SUMEC Hardware & Tools (江苏苏美达五金工具有限公司) is a manufacturer and designer of industrial machinery tools.
View company