SPG commitment to external services:

1. Timely service: A testing report should be issued within 3-5 working days for general samples, and the time for bulk samples should be negotiated and determined. Special samples should strive to meet the customer's testing time requirements.

2. Convenient service: Customers can mail samples, as well as send, email, and fax test reports to customers.

3. Open services: can open laboratories, share personnel, equipment, resources, and method standards for enterprises.

4. Diversified services: We can establish testing methods and provide personnel exchange and training for our customers.

5. Full process service: From testing consultation to completion of testing reports, accompanied by professional personnel throughout the process, 100% tracking the reliability and accuracy of testing results.

6. Fair service: Protect customer trade secrets, technical information, and patents, adhere to objective data as the sole basis, adhere to independent testing, independent judgment, and safeguard the legitimate rights and interests of customers.

7. Reasonable service: Reasonable charging, providing reasonable charging methods according to the actual needs of customers.