Contact GYC
Get in touch with our team for orders, inquiries, and support
Official GYC Representative
Lisa
Official RepSales Director & Sole Official Representative
Lisa handles all orders, wholesale enquiries, custom synthesis, OEM partnerships, bulk pricing, shipping updates, and after-sale support. She is our official sales representative; for general support you can also message our support team on Telegram or WhatsApp using the official links below.
Security Notice: Lisa manages all email communications, and our support team handles Telegram & WhatsApp support. Only ever use the official contacts shown on this page — support@ggpeps.net (our main contact) plus the Telegram and WhatsApp links below. Anyone else who contacts you claiming to represent GYC is a scam.
Customer Support
Have a question about the shop, your order, or our products? Message our support team on Telegram or WhatsApp.
@oathshop
SupportQuestions about the shop, your order, or our products — message Gemma on Telegram or WhatsApp.
Other Ways to Reach Us
support@ggpeps.net
Our team replies within 1-24 hours
Main ContactTelegram Support
@oathshop
Support agent @oathshop — tap to message
WhatsApp temporarily unavailable — please use emailBuyer Protection
100% Delivery Guarantee
Package seized or lost? We reship at no cost — no questions asked.
60-Day Refund Policy
Full refund, free replacement, or 110% store credit within 60 days.
Secure Payments
256-bit encrypted. Visa, MC, Apple Pay, Google Pay, Bank Transfer, Crypto.
Discreet Packaging
Plain, unmarked — no labels or branding visible.
Shipping Information
Nantong, China
7-15 business days worldwide
$25 worldwide with tracking
$50 — fully tracked via USPS, Royal Mail, DHL, etc.
Our Services
OEM Service
Custom manufacturing for bulk orders
Janoshik Testing
Third-party analytical verification
Bulk Discounts
Volume pricing for institutions
Custom Synthesis
Bespoke compound formulation