Qingdao Zheng An Li Metal Manufacturing Co., Ltd.
Mechanical and electrical fittings
Woodworking machinery fittings
Fire equipment parts
Die casting mould
Customized OEM Die Casting Service
Trade & Market
Facility and Capabilities
Industrial Die Casting
ASSEMBLY AND TESTING
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How does ZAL compare to the price of other suppliers?
How to cooperate with ZAL ?
Are you a manufacturer or a trading company?
How can I get some samples?
What Are the Benefits of Aluminum Die Casting Services?
Increased failure due to "small" loss of "big"
Decontamination and cleaning of parts are not complete, premature damage and corrosion often occur.
The maintenance method is not formal,，the palliative is not a cure
Do not check the quality of new parts, the problem of failure after assembly
Blind replacement parts
Can't correctly judge the analysis failure, blindly dismantle and unload.
What is the material classification of mechanical parts?