, the online unit of China's influential People's Daily, is boosting its numbers of human internet censors backed by artificial intelligence to help firms vet content on apps and ads, capitalizing on its unmatched Communist Party lineage.

Demand for online censoring services provided by the Shanghai-listed has soared since last year after China tightened its already strict online censorship rules.

As a unit of the People's Daily — the ruling Communist Party's mouthpiece — it is seen by clients as the go-to online censor. Investors concur, lifting shares in by around 240 percent since the start of 2019.