Roborock(SH:688169) Xin Lang Cai Jing·2025-09-22 02:07Group 1 - The core point of the news is that Stone Technology's stock price has dropped by 5.28% to 200.33 CNY per share, with a total market capitalization of 51.907 billion CNY as of the report date [1] - Stone Technology, established on July 4, 2014, specializes in the design, research and development, production, and sales of smart cleaning robots and other smart hardware, with 99.94% of its revenue coming from smart cleaning products and accessories [1] Group 2 - Hai Fu Tong Fund has a significant holding in Stone Technology, with its Hai Fu Tong Consumer Preferred Mixed A Fund (010421) holding 52,700 shares, accounting for 3.61% of the fund's net value, ranking as the ninth largest holding [2] - The Hai Fu Tong Consumer Preferred Mixed A Fund has achieved an 80% return year-to-date, ranking 196 out of 8,244 in its category, and a 133.65% return over the past year, ranking 195 out of 8,066 [2] Group 3 - The fund manager of Hai Fu Tong Consumer Preferred Mixed A Fund is Liu Haixiao, who has been in the position for 2 years and 170 days, with the fund's total asset size at 229 million CNY and a best return of 75.2% during his tenure [3]