PRODUCTS & SERVICES
Quality first · Reply quickly
APPLICATION
Suitable for any kinds of construction and installation environment
Suitable for architect and designers
Suitable for architect and designers
Home
Hospital
Building
Bank
ABOUT CHIEN CHIN
CHIEN CHIN is a professional manufacturer of the transom closer and floor spring. Our products are sold in Europe, Central and South America, the Middle East and Asia.
We are committed to the spirit of quality first and customer first. With more than 20 years of experience, production capacity and also have experience in OEM and ODM, provide well quality and technology.
In the future, we will actively obtain various certifications and irreplaceable service.
We will be the ideal choice for your best products.
NEWSRead More
Learn how to identify common floor spring problems, including oil leakage, door sagging, hydraulic failure, floor box looseness, and load capacity issues. This guide explains when adjustment is possible and when replacement is recommended.
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Learn how to identify transom closer problems such as closing speed issues, latching failure, hold-open malfunction, and loose top mounting. This guide explains when adjustment or replacement is recommended.
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