How about Tan Yulin's face-to-face lecture?

Not bad. Tan Yulin's face-to-face lectures combined with the actual situation in the classroom were targeted, and the difficulties, test sites, hot spots and key points were more specific. It is clear that Tan Yulin is the legal representative of Shenzhen Shi Lingyun Technology Co., Ltd. and Shenzhen Futian Century Heying Electronic Products Firm, and is a shareholder of Shenzhen Lin Yihua Industry Co., Ltd., Shenzhen Butterfly Love Flower Trading Co., Ltd. and Shenzhen Shi Lingyun Technology Co., Ltd.