Covid-19 has been a disaster for most businesses in Asia, as everywhere. But the epidemic has given some Asian companies a new-found sense of purpose. Interviews with Asia Business Council members have found the best Asian companies responding to the crisis by deepening community engagement, working intensively with government and civil society, and forgoing short-term profits.The Ayala Group, a 185-year-old Philippine family conglomerate, owns a bank, supplies much of Metro Manila’s water, and…