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大庆One out three integral needle valve hot runner more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆Development of an eight needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆Design of a six piece integrated oil valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆One out two needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆Needle valve side injection hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆A 64 chamber needle valve system hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆Small spacing multi chamber needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆Double layer stacked hot runner more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
大庆64Caps for cavity medicine bottles more+ 
大庆64Cavity Moxibustion Box more+ 
大庆32Cavity eye medicine water bottle more+ 
大庆Application Of Single Point Needle Valve Hot Runner System more+ 
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