Is Zhang Qi the endorsement of the black side?

No. According to the website, Chen Shu is the current spokesperson of Heifangyuan Runyang brand, and Chen Shu is not only the spokesperson of the brand, but also one of the shareholders of the brand. Black Fiona Fang is a health food brand integrating R&D, production and sales, focusing on providing high-quality health food and providing users with a healthy and beautiful lifestyle.