A: At Yigao Plastic, quality is our top priority. We adhere to strict quality control processes and operate under ISO 9001 quality management standards. Each batch of materials undergoes rigorous testing to ensure they meet international standards. Additionally, our machining services are performed using state-of-the-art equipment and are regularly inspected to maintain the highest quality standards.

A: For the engineering platsic material, we can supply you free small samples for testing, but air cost will be paid by customers. For Custom parts we charge sample fee and refund after customer place mass order. If long term partner after several orders, we can provide free custom sample as support.

A: For a custom order, please provide the following information: Material Type: Specify the type of engineering plastic you need (e.g., Aluminum, PEEK, PPS, POM, Nylon, etc.). Dimensions and Tolerances: Include detailed measurements and any specific tolerances required for your parts. Quantity: Indicate the number of parts you need. Design Drawings: Provide design drawings or CAD files that clearly show the specifications and requirements. Additional Requirements: Mention any special processing or finishing requirements, such as surface treatments or assembly needs.

A: Generally it is 2-3 days if the goods are in stock. Customized parts generally 10-15 days base on the quantity and confirmation schedule.

A: We generally accept TT, and PayPal for small amount. Payment<=3000USD, 100% in advance. Payment>=3000USD, 50% T/T in advance, balance before shipment.

A: Yigao Plastic offers a variety of shipping methods to meet your needs. DDP ( By sea/air door to door include tax),By sea by air transport CIF and Internation express DHL,TNT.UPS.FEDEX. The choice of shipping method depends on factors such as the size and weight of your order, your location, and the urgency of delivery.