Market Performance - The engineering consulting services sector increased by 0.34% on September 10, with Tongji Technology leading the gains [1] - The Shanghai Composite Index closed at 3812.22, up 0.13%, while the Shenzhen Component Index closed at 12557.68, up 0.38% [1] Top Gainers - Tongji Technology (600846) closed at 11.03, up 5.35% with a trading volume of 192,400 shares and a turnover of 208 million yuan [1] - Other notable gainers include: - Zhongliang Technology (301058) at 11.95, up 3.46% [1] - Shanshui Bide (300844) at 51.85, up 3.18% [1] - Hualan Group (301027) at 15.66, up 3.03% [1] Top Losers - The sector also saw some declines, with major losers including: - Zhongshe Consulting (833873) at 8.17, down 5.22% [2] - Matrix Co. (301365) at 20.66, down 4.13% [2] - Guozi International (836892) at 17.68, down 3.34% [2] Capital Flow - The engineering consulting services sector experienced a net outflow of 118 million yuan from institutional investors, while retail investors saw a net inflow of 105 million yuan [2][3] - Notable capital flows include: - Tongji Technology had a net inflow of 24.39 million yuan from institutional investors [3] - Zhongliang Technology saw a net inflow of 22.44 million yuan from institutional investors [3] Summary of Trading Data - The trading data for the engineering consulting services sector shows a mix of performance, with some stocks gaining significantly while others faced declines [1][2][3]