sinopetech.com/en

Shipping should be as fast as Amazon if same products. Your shipping is old times 7 days not overnight or 2 days max like todays times

Cannot configure app to complicated

Bad customer service a information update

You need to allow subusers to make changes if the main user empowers them to do so .

Not a great service. Customer care does not own up; how deceiving the website could be for older customers who like to get compatible products for their existing systems.