Completed in 1998 the first plastic surface the whole fabric core conveyor belt production line of flame retardant;

1998年建成首条塑料面织物整芯阻燃输送带生产线；

youdao

Completed in 1998 the first plastic surface the whole fabric core conveyor belt production line of flame retardant;

1998年建成首条塑料面织物整芯阻燃输送带生产线；

youdao