中国化学上周获融资净买入1622.43万元，居两市第490位

Group 1 - The core viewpoint of the article highlights the recent financing activities of China Chemical, which saw a net financing inflow of 16.22 million yuan last week, ranking 490th in the market [1] - China Chemical's financing buy amount reached 284 million yuan, while the repayment amount was 268 million yuan [1] - The company is involved in various sectors including engineering construction, hydrogen energy, and new materials, among others [1] Group 2 - Over the past five days, the main capital inflow for China Chemical was 20.60 million yuan, with a price increase of 1.01% during this period [1] - In the last ten days, the main capital outflow was 11.69 million yuan, resulting in a price decrease of 0.29% [1] - China Chemical Engineering Co., Ltd. was established in 2008 in Beijing, with a registered capital of 493.3 million yuan [1] Group 3 - The company has made investments in 31 enterprises and participated in 300 bidding projects [1] - It holds 4 trademark registrations and 85 patents, along with 24 administrative licenses [1]