0082 - China Speeds Up Technical Transformation. Chen Chaochang (R), assist...Back
China Speeds Up Technical Transformation. Chen Chaochang (R), assistant chief engineer of the engine factory of the Changchun No. 1 Motor Vehicle Plant checking the quality of gears. The cold-rolling mill of gears and the mechanical hand he developed has increased working efficiency by four times. Photo by Yuan Zhaoyi
Image details
| Front | |
|---|---|
| Place | |
| Year | 1985 |
Looking for a copy of this image?
Please contact us to request a print or digital download.
