Two Vietnamese people were arrested after they were caught hiding under separate vehicles trying to enter Hong Kong illegally last Friday at the Huanggang Port border checkpoint in Futian district, Shenzhen.

A Hong Kong driver told mainland police at 9.20pm at Huanggang Port, which is next to the Lok Ma Chau MTR Station in Hong Kong, that someone was hiding under his truck, Sing Tao reported on Wednesday.

Officers found a 20-year-old Vietnamese woman under the truck, and 10 minutes later, they found a 30-year-old Vietnamese man under another vehicle. The pair were arrested for attempting to enter Hong Kong illegally.

On May 30 this year, five illegal Vietnamese immigrants and two people smugglers from mainland China were arrested. A one-year-old baby was among the arrested.

Read: Baby among 5 Vietnamese illegal immigrants caught in Sai Kung

On Monday, three defendants pleaded guilty in the District Court in Wan Chai after four men were arrested last year for people smuggling when police caught them in two vehicles with Vietnamese illegal immigrants 

Two defendants, Tam Man-biu and Tam Chiu-ming, pleaded guilty to one count each of assisting the passage within Hong Kong of unauthorized entrants. Chan Wai-hing pleaded guilty to one count of dangerous driving. 

Sentencing is scheduled for the trio on June 12.

A fourth defendant, Wu Ming-hung, pleaded not guilty to one count of assisting the passage within Hong Kong of unauthorized entrants and one count of failing to notify the Commissioner of Transport of a change of vehicle engine.  

On August 1, 2016, four Hong Kong men were arrested in Yuen Long when they caught driving two vehicles with nine Vietnamese illegal immigrants, Apple Daily reported.