Trustbridge Partners led the $150m round in Huohua Siwei.

Trustbridge Partners, an investment firm, led the $150m round in Huohua Siwei, an online math and science education platform. Existing shareholders including Tencent also participated. Since its founding in 2016, the company accumulated $700m from seven investment rounds. After the completion of the funding round, the business is valued at $1.5bn amid increased interest in China's e-education sector.