Hong Kong lawmakers have expressed their support for a proposal that would allow the authorities to shut down illegal concrete plants. At the legislature’s panel for the environment on Monday, legislators said they supported a new mechanism that would allow environmental authorities to cut off the water and power supply to noncompliant concrete plants. However, they advised the government to be careful when drafting the amendment to avoid impeding legitimate firms’ operations. Environmental authorities are seeking to introduce a closure notice mechanism as an “effective legal means” to close d…