BEIJING – China’s ruling Communist Party put the demand for loyalty front and centre in an official resolution on toughening internal discipline, and vowed to keep waging its high-pressure anti-corruption campaign to cleanse the party of “impurities and viruses”.The resolution, adopted during a key party leadership gathering this week and previewed in a shorter communique on Oct 29, stressed the need to intensify efforts to instil loyalty to the party within its ranks, vet and promote officials based on their “party spirit” assessed through their day-to-day work, personal conduct and remarks, social contacts and family values, and carry forward its “self-revolution”.“The…