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Contact

Effective date: 2026-06-27

For product, billing or privacy questions, reach us below. We reply within the stated business window.

Customer Support

  • • General inquiries: [email protected]
  • • Support Phone: 070-8676-0210
  • • Billing, refund and cancellation support: Paddle Buyer Support (https://paddle.net)
  • • Business Hours: Mon–Fri 10:00–18:00 KST
  • • Response Time: within 1–3 business days

Business Information

Trade Name Zero to One Flow (021flow) · Rep. Sungtae Ryu · Business reg. 317-09-03418 · E-commerce reg. E-commerce registration in progress · Address A-2704, 25 Beopjo-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, Republic of Korea · Email [email protected] · Hosting Amazon Web Services (AWS) / Cloudflare

Merchant of Record: Paddle.com Market Limited (Paddle) — handles payment, tax, receipts, refunds and payment-related support.

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nidavellir

A sole-proprietor brand providing AI-powered digital products and automation services.

Business Information

Trade Name
Zero to One Flow (021flow)
Sole Proprietor / Representative
Sungtae Ryu
Business Registration No.
317-09-03418
E-commerce Registration No.
E-commerce registration in progress
Address
A-2704, 25 Beopjo-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, Republic of Korea
Email
[email protected]
Hosting Provider
Amazon Web Services (AWS) / Cloudflare
Business Information Verification
To be posted after e-commerce registration

Web orders and payments for 021flow are processed by Paddle.com. Paddle.com is our online reseller and Merchant of Record for web orders, and handles payment processing, taxes, receipts, payment-related customer support, refunds, and chargebacks.

© 2026 Zero to One Flow. All rights reserved.

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