Our History
Dongguan Changrongjia Mould Technology Co., Ltd.
Dongguan Changrongjia Mould Technology Co., Ltd.(the predecessor of Shenzhen Changrongjia Plastic Bag Hole Puncher Plant),is the subsidiary of Changrongjia Group.Changrongjia Group was incorporated in 1996,and engaged in manufacturing precise pneumatic hole punch mould,various plastic bags and films.By virtue of its innovative and pioneering spirits,the Group has become the top manufacturer and seller in the plastic bag industry.
With 30-year professional experience in manufacturing plastic bag hole puncher,our company -Dongguan Changrongjia Mould Technology Co., Ltd. also grows to be the top manufacturer in China,such as round hole puncher,euro hole puncher,multi-hole puncher,triangle hole puncher,handle hole puncher,etc. Any hole size and shape can be customized according to different requirements.
about us
Dongguan Changrongjia Mould Technology Co., Ltd.
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Production Equipment
As the top manufacturer of pneumatic hole puncher,the mold base materials are manufactured by the imported aluminum alloy with top quality level,whose stability and lifetime are twice to three times more than the domestic aluminum alloy molds. In order to meet the industrial requirements,Changrongjia Group conducts research and development in special die steels according to the characteristics of flexible packaging film with a famous international brand.So the lifetime of our hole punch mould is much longer than other similar domestic products.
And our company takes leads in purchasing the advanced equipment with top technology in the world:
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Seibu brand EDM Wire-cutting Machine
We purchased 5 sets Seibu EDM Wire-cutting Machines to manufacture the punch die,make sure the high precise and hard-wearing dies. -
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CNC Machines
In hole punch industry in China,we are the first and the only manufacturer who purchase CNC machines to produce the mold base.The mold bases manufactured by CNC machine are more smooth,and higher efficiency.
OUR INTRODUCTIONOur Service
We can not only supply normal hole puncher,such as round hole puncher,euro hole puncher, triangle hole puncher etc.,but also can manufacture special-shaped and multi hole puncher. And you can also ask us to manufacture according to your drawing.
During the production of each set of hole puncher,the quality inspectors insist to come to workshop to watch workers assembling and debugging.Every production process,such as raw material processing,parts assembly,finished products debugging,is controlled strictly.It is absolutely not allowed to center into the next step if the last process is not qualified.All the efforts make sure our hole punch top quality in this field.
After receiving our hole puncher,we will follow up the working situation and ask our customer the feedback.Once meet problem,we will find it and solve it immediately.It is our responsibility to help every customer save the time and energy.
