DSBJ(SZ:002384) Xin Lang Cai Jing·2025-12-18 02:32Group 1 - The stock of Dongshan Precision fell by 5.06% to 77.29 CNY per share, with a trading volume of 1.517 billion CNY and a turnover rate of 1.39%, resulting in a total market capitalization of 141.565 billion CNY [1] - Dongshan Precision, established on October 28, 1998, and listed on April 9, 2010, specializes in the manufacturing and service of precision sheet metal parts, precision castings, and flexible circuit boards [1] - The company's main business revenue composition includes: electronic circuit products (65.23%), touch panels and LCD display modules (17.98%), precision components (13.93%), LED display devices (1.69%), and others (1.17%) [1] Group 2 - Longsheng Fund has a significant holding in Dongshan Precision, with its Longsheng Shengfeng Mixed A Fund (003641) reducing its stake by 3,200 shares, holding a total of 16,200 shares, which represents 1.98% of the fund's net value [2] - The Longsheng Shengfeng Mixed A Fund was established on November 18, 2016, with a current size of 438.3 million CNY, achieving a year-to-date return of 28.28% and a one-year return of 25.01% [2] - The fund manager, Yang Heng, has a tenure of 13 years and 57 days, with the fund's total assets amounting to 563 million CNY, and the best return during his tenure being 85.9% [3]