About ZI EA
ZI EA Factory is your reliable screw and bolt solution provider. We’re specialized in a wide range of standard, modified and customized screws and bolts, for the application of Construction, Machinery and Automotive, etc.

The marking “ZE” represents our spirit “Professionals, Service, Quality”, which means
  • Experienced Team
  • Prompt Response And On-time Delivery Services
  • High Quality Products
Our Expertise
Your Best Choice
ZI EA Factory
Why
Choose Us
1.
SCREW AND BOLT SPECIALISTS
ZI EA Factory, founded in 1981, is one of the leading screw manufacturers in Taiwan.

We’re your reliable screw and bolt solution provider, specialized in standard, modified and customized screws and bolts.
2.
HIGH QUALITY PRODUCTS WITH COMPETITIVE PRICES & ON-TIME DELIVERY
ZI EA Factory is an ISO 9001 registered manufacturer located in Kaohsiung, the Fastener Industrial Cluster in Taiwan.

Thus, we could control the production processes and provide the high quality products with competitive prices and on-time delivery.
3.
PRODUCTS IN A WIDE RANGE
We offer a wide range of screws and bolts, including the standard, modified and customized.

Our production range -
Major Diameter: M6 ~ M24 (1/4" ~ 1")
Length: 16mm ~ 300mm (5/8" ~ 12")
Production
Process
01
Wire Drawing
02
Forming /
Cold Forging
03
Trimming /
Second Operation
04
Threading
05
Heat Treatment
06
SURFACE TREATMENT
07
Packing / Delivery
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