DOT plant code 1KN
Hangzhou Chaoyang Rubber Co., Ltd. - Chaoyang plant, Hangzhou City, Zhejiang Province, China. NHTSA's record names the company on this plant code. It does not list brands, and the status field is not a finding that the plant is operating.
Data-quality note
The name is the company on NHTSA's plant-code record. The record does not list tire brands, and this site does not claim a plant makes a given brand. The status field is the value vPIC stored. Active is not a finding that the company or the plant is operating. Data last verified October 21, 2026 (UTC). Data-quality notes.
- Current plant code
- 1KN
- Former code
- KN
- Plant name
- Hangzhou Chaoyang Rubber Co., Ltd. - Chaoyang plant
- Address
- No.395&516,Weishi Road, Linjiang Street
- City and region
- Hangzhou City, Zhejiang Province, 311243
- Country
- China
- Status field
- Active. This is the value stored in vPIC, not a finding that the company or plant is operating today.
Tires molded with the older two-symbol code KN point at this same plant record .
Decode a code that starts with 1KN · How to read a DOT code · All plant codes