Dear Partners,

Thanks for attention.

Chyi Security's new trademark "Tsingview" was officially put into use on Aug 1st, 2021. 
We will continue to provide partners with high quality products and OEM services, 
for those Neutral or OEM brand products, we supply 2 years warranty, 

for products with "Tsingview" brand, we will supply 3 years warranty and lifetime technical support.

We sincerely hope to bring you satisfactory products and nice service through branding, welcome join us to expanding more market share.

Best regards,