A man with autism has urged a Hong Kong court to review new expert evidence in an appeal against his conviction for desecrating the Chinese national flag and the city’s flags on National Day. The High Court heard on Thursday that Wong Chun-lok, who was sentenced to a rehabilitation centre in June 2023, had not received a fair trial due to the “grave delinquency” of his then-lawyer. Wong, who was 19 at the time, was said to have publicly and intentionally desecrated a national flag and four Hong Kong flags on October 1, 2022 in Sham Shui Po by bending the flagpoles. The defendant had denied the…