Customer Care
We value every customer and strive to provide a seamless shopping experience. If you have any questions about our eBooks, orders, or downloads, feel free to email us at petrwingchun@gmail.com.
We aim to respond within 24-48 hours on business days. While we do not offer refunds on digital products, we’re happy to assist with any technical issues regarding downloads.
Privacy & Safety
We respect your privacy and are committed to protecting your personal information. Any details provided during checkout (such as your email address and payment information) are securely processed through Gumroad. We do not store or share your personal data with third parties.
If you choose to purchase a book through Amazon, your information is processed according to Amazon’s own privacy and payment policies.
For more details, please review our full Privacy Policy.
Wholesale Inquiries
If you are a bookstore, martial arts school, or distributor interested in bulk purchases of Petr Kaduch’s Wing Chun books, we offer special wholesale pricing.
This includes titles such as:
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Ng Mui – The Legend of Wing Chun
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Miao Xian – The Heart of Shaolin
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Wing Chun: Art of Simplicity & Power
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and future books in The Five Elders of Shaolin series
Please contact us via petrwingchun@gmail.com with the following details:
✔ The book(s) you wish to order
✔ The quantity you need
✔ Your business details (store/school name, website, location)
We will get back to you with pricing and shipping options.
Payment Methods
We accept secure online payments through Gumroad, which supports:
✔ Credit & Debit Cards – Visa, Mastercard, American Express, and more
✔ Google Pay and Apple Pay – Available on supported devices
✔ PayPal – Available in most regions (if enabled in Gumroad settings)
✔ Local payment methods – May be available depending on your country and Gumroad's supported options
💡 Your payment is handled through Gumroad’s secure, encrypted platform. We do not store or access your full payment details.
All transactions are encrypted and processed securely through Gumroad’s payment gateway.
Purchases made through Amazon are processed separately via Amazon's platform and are subject to Amazon’s own payment, delivery, and return policies.