Where to send your STO Express cancellation letter
Read the addresses on this page next to the full guide to cancelling STO Express.
The addresses we hold
Where a cancellation letter to STO Express should be sent: the verified Yuhuan address below, plus the other addresses on file, and how to write them on the envelope.
Where the letter goesMailing address
STO Express浙江省玉环市机电工业园区317600 YuhuanChinaThe China address on file for STO Express. Postal code 317600.
How to address the envelope
Write the address as printed
Copy 浙江省玉环市机电工业园区, 317600 Yuhuan, China letter for letter. A wrong digit in 317600 is enough to send the letter on a detour.
Add your return address
Top-left, your own name and address. A return address is what the post office needs to send the letter back if STO Express has moved.
Certified mail, not a courier
Take the letter to a post office counter and ask for certified mail: you get a postmarked receipt and a delivery record. Keep the tracking number and check it until it shows delivered.
Keep the proof together
Hold on to the letter copy, the receipt and the tracking page.
The cancellation letter
The letter below asks STO Express to end the account, stop further charges and confirm in writing. Put the name and email on the account and, if you have one, an account or customer number in the bracketed places.
[Your name] [Your street address] [City, State ZIP] [Your email address]
[Date]
STO Express 浙江省玉环市机电工业园区 317600 Yuhuan China
To whom it may concern,
I am cancelling my account with STO Express, account or member number [number], with effect from [date or "immediately"]. Please end every add-on and linked plan on this account at the same time.
Please stop all future charges to my payment method, remove my stored payment details, and send written confirmation of the cancellation and its effective date to [your email address].
Sincerely, [Signature] [Your printed name]
Keep reading
The full guide to cancelling this company, our letter template and the postal guides.
Let Postbye cancel STO Express for you
We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.