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Contact our team for test instrument inquiries, quotations, OEM/ODM projects and after-sales support.

WhatsApp+8617899881680 Fastest for model numbers and photos
Emailsales@greenserveware.com RFQs, specifications and documents
Phone+8617899881680 Mon–Fri, 9:00–18:00 (GMT+8)
Office & service benchNO.3 SHIBU INDUSTRIAL, SI QIAN TOWN, XINHUI DISTRICT, JIANGMEN CITY, GUANGDONG PROVINCE, CHINA Visits and audits by appointment
Response time Technical questions are routed to the metrology team the same working day; evaluation units are quoted the same week.
The four things that make the first reply accurate
Measurement job Range and accuracy Safety category Interface and logging
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Measurement job, range, accuracy grade and destination market get you the sharpest first quotation.

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Ready to discuss your testing and measurement requirements? Get in touch with our team for product details, quotations, samples or OEM/ODM cooperation. We reply to all inquiries within 24 hours.

What happens next

From first message to shipped instrument

  1. 01

    We reply with a shortlist

    Matched models, the differences written out, indicative tiers and evaluation options.

  2. 02

    Evaluation and configuration

    An evaluation unit shipped with its datasheet; the configuration and accessory set drafted in parallel.

  3. 03

    Order, calibration, shipment

    Calibration certificates and declarations travel with the instruments.

We manufacture a complete range of test and measurement instruments, including diamond and gemstone testers, synthetic diamond screeners and analyzers, precision balances and jewelry scales, portable gas analyzers, plus jewelry care equipment and spare parts.
Yes. We provide full OEM/ODM services: your logo printed on the housing or shown on the start screen, custom housing colors, branded packaging, user manuals in your language and customized specifications such as measurement range, display size, data interface and accessory sets.
The standard MOQ is 100-200 units per model depending on the product line. For customized colors, logos or packaging the MOQ is usually 500 units. Mixed-model container orders are welcome, and we can help you combine products to fill a 20ft or 40ft container.
Absolutely. Samples of standard models are available from stock and normally ship within 3-5 days by express. Sample cost and freight are payable in advance and refundable against your first bulk order. Customized samples take about 7-15 days.
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