[Hong Kong Stock Blockchain Sector Rises, Boyaa Interactive Up Nearly 13%] According to DeepTech TechFlow, on August 21, market data shows that the Hong Kong stock blockchain sector is on the rise. Boyaa Interactive (00434.HK) is up nearly 13%, Yuxing InfoTech (08005.HK) is up nearly 12%, Linekong Interactive (08267.HK) is up 11.5%, and OKG Technology (01499.HK) is up over 9%.