![]() Topband Shenzhen Topband is a high-tech company that develops and manufactures intelligent controller solutions. | ![]() Hubei Zhongyi Technology Hubei Zhongyi Technology (湖北中一科技股份有限) is a company that produces and sells electrolytic copper foil series products. | ![]() Zhejiang Yema Battery Zhejiang Yema Battery (浙江野马电池股份有限公司) is a company that produces and sells dry batteries. | |||
Founding Date | Founding Date 1934 | Founding Date 1996 | Founding Date 2007 | Founding Date 1887 | Founding Date 1996 |
Type | Type Private | Type Public | Type Public | Type Private | Type Public |
Tags | |||||
Locations | Locations Liège, BE HQ Sydney, AU Suzhou, CN Haguenau, FR Schwarzenbruck, DE Bengaluru, IN Chennai, IN see more | Locations Shenzhen, CN HQ Chongqing, CN Hangzhou, CN Hangzhou, CN Huizhou, CN Nantong, CN Ning Bo Shi, CN see more | Locations Xiao Gan Shi, CN HQ | Locations Ellwangen (Jagst), DE HQ Ellwangen (Jagst), DE | Locations Ning Bo Shi, CN HQ |
Employees | Employees 1221% increase | Employees 11,61725% increase | Employees 1,458 | Employees 1,050 | Employees 736 |
Valuation ($) | Valuation ($) N/A | Valuation ($) 2 b | Valuation ($) 553.7 m | Valuation ($) N/A | Valuation ($) 444.7 m |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) ¥10.9b (FY, 2025) | Revenue (est.) ¥4.8b (FY, 2024) | Revenue (est.) N/A | Revenue (est.) ¥1.3b (FY, 2024) |
Cost of goods | Cost of goods N/A | Cost of goods ¥8.7b (FY, 2025) | Cost of goods ¥4.6b (FY, 2024) | Cost of goods N/A | Cost of goods ¥1b (FY, 2024) |
Gross profit | Gross profit N/A | Gross profit ¥2.3b (FY, 2025) | Gross profit ¥135.7m (FY, 2024) | Gross profit N/A | Gross profit ¥263.1m (FY, 2024) |
Net income | Net income N/A | Net income ¥363.2m (FY, 2025) | Net income (¥84.2m) (FY, 2024) | Net income N/A | Net income ¥152.8m (FY, 2024) |

Shenzhen Topband is a high-tech company that develops and manufactures intelligent controller solutions.
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Hubei Zhongyi Technology (湖北中一科技股份有限) is a company that produces and sells electrolytic copper foil series products.
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Zhejiang Yema Battery (浙江野马电池股份有限公司) is a company that produces and sells dry batteries.
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