coldworking

1.In June1957, forging and coldworking workshops equipped with metal processing capability were established, and the plant began to repair and build barge, repair steamer steering gear and windlass.

1957年6月，建立锻造和冷作车间，具备了一定的金属加工能力，开始修造驳船、修理蒸汽舵、锚。