DOT plant code 1JB
Shandong Zhengxing Tyres CO., LTD., Linyi, Shandong, 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
- 1JB
- Former code
- JB
- Plant name
- Shandong Zhengxing Tyres CO., LTD.
- Address
- Machanghu Town,Lanshan District
- City and region
- Linyi, Shandong, 276015
- 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 JB point at this same plant record .
Decode a code that starts with 1JB · How to read a DOT code · All plant codes