(1) Whether her department intends to increase the minimum thickness of plastic carrier bags and flat bags to 30 microns; if so, (a) what benefits will be derived for the protection of environment, (b) when is it anticipated that the new compulsory standard for this thickness will be enforced and (c) what process will be undertaken by her department to ensure that all plastic carrier bag and flat bag manufacturers are informed of and comply with the new standard; (2) whether consumers will have to bear the cost of the increased thickness of the plastic carrier bags and flat bags; if not, what is the position in this regard; if so, what are the relevant details?