Both sides of sealing performance are choiceness and the torque is small. 双向密封性能优良,扭矩值小。
Plastic theftproof tamper-evident that is easy-to-consumer opens, and you need to avoid sealing performance poor disclosure problems. 塑料防盗瓶盖即要求便于消费者开启,又需要避免因密封性能不佳而导致泄露问题的发生。