A school principal from Hong Kong who was seen in a video swearing at security guards while on a school trip here will seek legal advice on his employment rights.This comes after his resignation was rejected by the school on June 3 and it requested his “immediate dismissal”, according to a South China Morning Post (SCMP) report.Lee Cheuk-hing, the former principal of San Wui Commercial Society Secondary School, said on June 5 that he had appointed legal representatives to review his dismissal after his contract was terminated without compensation, SCMP reported on June 7.The Hong Kong-based news outlet said Lee…