Parents are asking for children who are able to drink socially, for business purposes

in China some parents are asking for children who are able to drink socially, for business purposes, and thus trying to avoid some genes that make it difficult to process alcohol > the report in Nature: China’s embrace of embryo selection raises thorny questions --- Fertility centres are making a massive push to increase preimplantation genetic diagnosis in a bid to eradicate certain diseases.
By David Cyranoski. Aug 16 2017. http://www.nature.com/news/china-s-embrace-of-embryo-selection-raises-thorny-questions-1.22468