Cultural and creative e-commerce "Wenchuangge" has difficulty attracting users due to its single product, so founder Liu Chang seizes the "IP co-branding" bonus. Cooperate with popular animation and museums to launch joint handbooks and ornaments. The co-branded products were sold out as soon as they were launched, and monthly revenue increased by 120%. It relied on IP co-branding to break through the niche market and enjoy the dividends of the IP consumption era.