TDG(SH:600330) Xin Lang Cai Jing·2025-10-28 02:58Group 1 - The core point of the news is that Tiantong Co., Ltd. experienced a 5.01% drop in stock price, closing at 10.23 yuan per share, with a trading volume of 464 million yuan and a turnover rate of 3.64%, resulting in a total market capitalization of 12.618 billion yuan [1] - Tiantong Co., Ltd. is located in Haining Economic Development Zone, Zhejiang Province, and was established on February 10, 1999. It was listed on January 18, 2001. The company's main business includes the research, manufacturing, and sales of electronic materials (including magnetic materials, sapphire, piezoelectric crystals, etc.) and high-end equipment [1] - The revenue composition of Tiantong Co., Ltd. is as follows: 86.57% from electronic materials sales, 9.38% from specialized equipment manufacturing and installation services, and 4.05% from material sales and others [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Shenwan Hongyuan holds a significant position in Tiantong Co., Ltd. The Shenwan Hongyuan Quantitative Small Cap Stock (LOF) A (163110) held 394,100 shares in the second quarter, accounting for 0.43% of the fund's net value, making it the sixth-largest heavy stock [2] - The estimated floating loss for the fund today is approximately 212,800 yuan [2] - The Shenwan Hongyuan Quantitative Small Cap Stock (LOF) A (163110) was established on June 16, 2011, with a current scale of 493 million yuan. Year-to-date returns are 27.35%, ranking 2105 out of 4218 in its category; the one-year return is 31.27%, ranking 1481 out of 3878; and since inception, the return is 305.04% [2]