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Phone
+86-18822802390
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Address
Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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E-mail
OEM Process
The OEM (Original Equipment Manufacturer) customization process mainly includes the following steps: determining needs, signing contracts, production and delivery, sample confirmation, sealing samples, quality inspection and mass production. These steps ensure that the entire process from customer needs to final product delivery proceeds smoothly.


Our Service
We have CE FCC ROHS Certification
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We provide a one-year warranty, and will replace new ones for defective ones which arrive in 30 days
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We provide the latest products for free to expand the market
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We offer 24-48 hours fast delivery for most of GVDA items
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EThere is no quantity limit for the first order. It is recommended that subsequent orders can be mixed with different models or purchased by the whole box
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Why choose us
Rich experience
Our factory are an innovation orientied technology enterprise with an over 20 years R&D team, injection molding, professional production line and assembly capabilities.
High quality
For providing qualified products and superior serivice to all customers, we have been always producing products which meet the industry standards, and creating unique innovative solutions in high-growth fields.
Larger Workshop
The Factory which Service GVDA is currently developing test meters and instruments in an industry park nearly 10000 square meter facility. With this new facility, GVDA is capable to fully supply product demands from all customers across the world
Our tenet
"Talents Oriented, Technology Leading, Quality Assurance, Global Commitment" is our tenet. With much devotion, Optimum Testers are ready to fully understand clients' requirements and work out full solutions for our valuable clients. We are aiming to build a long-lasting and win-win partnership with our worldwide customers.
Wide use
Our products is widely used in the field from industrial electronic installation, maintenance service to DIY and daily household needs.
Daily output of 10,000 pieces
Now our Daily Production is over 10,000 pcs, We are one of the pioneer domestic enterprises who sucessfully in Research, Development and production.
Production Process

1.Injection Molding

2.Surface-Mount Technology (SMT)

3.Soldering

4.Assembly

5.First round of testing

6.Second round of testing

7.Packaging

8.Transportation