. A bite of China is one of the most popular TV programs about Chinese cuisine presented by CCTV. And our woks and pans were chosen and filmed by A Bite of China as the 1st episode of season 3. BECAUSE OF OUR HEIRLOOM QUALITY. . <b>ZhenSanHuan</b> owns the patent of ZhangQiu iron wok, hand hammered with Chinese traditional cold working technique. This technique was used to make weapons in ancient history. <p>. <b>Fully hand hammered</b> for 150 - 200 times for each square cm - for optimal heat retention and thorough, even heating. <p>. <b>NO painting, no coating</b> - physical non-sticky to give you a healthy meal. Less oil, less smoke. It is completely safe. <p>. <b>Kitchen Must-Have</b> - varied diameters of stir fry pan to fit your everyday cooking needs and techniques. <p>. <b>Products require seasoning before use</b>, blue black is pre-seasoned, but still need to be fully seasoned - We can help to season it, please let us know if you need us to fully season it. We also have detailed tutorial video to help you make it a piece of art. On the wok you will find our brand name and the name of the artisan who has hammered the wok. Please note it is our artisan's name NOT someone else's personalization, and it is a brand new wok, we will never ship a used wok to you.