Company Capacity
Delin Comm was founded in 1993 Since 27 years, focus on GNSS module; module; receiver; RTK module ;5 G/4G module;
NFC module; Bluetooth module; GNSS antenna; high precision and RTK antenna ;4 G,5G,2.4G communication antenna. 
A national high-tech enterprise with wireless mobile communications and GNSS products integrated with R & D, production,
sales and supporting services.



Common problems
Sample cost issues
1. We will charge the sample fee and make the sample until you are satisfied
2. Freight is generally borne by the buyer, specific circumstances can be negotiated, specific specifications please contact us
3. Our products are national standard accessories, can be customized according to your needs

Product after-sales service
1. We not only pay attention to pre-sale guidance and product quality, but also pay more attention to after-sales service. If you
find any problems or need guidance after purchasing any of our products, please contact us.

Product delivery
1. About delivery
1.1.We cooperate with many express delivery companies.In general, we follow the default expression in scope.If you have a
specific delivery, simply point it out or contact customer service.Otherwise, we will use our own default messenger. Please 
check the shipping address and contact information before shipping.

2.: Order delivery
2.1. Sample delivery time is about 3 days, and mass production cycle is 5-15 days
2.2 Emergency order processing, our company has emergency orders to speed up processing process, will be completed for
you in time.