Do you offer free samples?

Yes, we provide free samples (USUALLY 10-50 PCS) for your evaluation;

shipping cost is covered by the customer or negotiated separately.

What is the minimum order quantity (MOQ)?

MOQ varies by product-typically starts from 100 units (or 100/kg). Samples are available for evaluation.

What payment methods do you accept?

We accept T/T (bank transfer), L/C, and PayPal for small orders.

Can I buy products on the Goodwork website?

Yes, you can. On product pages you can choose if you would like to buy that specific product from Goodwork or from one of our distributors.

I have a request for quotation,Who do I contact?

Please contact our overseas sales managers. They can assist you in obtaining more information.

Where do I find environmental certifications, like statements on REACH or RoHS?

Please visit Environmental certifications If you need specific versions of these documents, please send us a request via Technical support form.

I have a question regarding an order I have placed at Goodwork, who should I contact?

You can contact our Customer Support center via sivian@GKdiode.com. You should receive a response within 24 hours of receipt of the message, if not the same business day. If you require immediate assistance, you may contact the Customer Support Center directly via +86 158 9977 3661.

Where can I find basic parameters such as device dimensions and packaging?

The “DataSheet” downloadable from the product page typically includes packaging drawings and dimensional data sheets. For customized packaging information, contact technical support to obtain supplementary details.

How do I request after-sales service for product quality issues?

Retain your purchase documentation, batch information, and failure test reports. Submit your request through the official website’s after-sales channel. Our staff will verify the situation and provide a return/exchange or repair solution.