A major Chinese maker of robot waiting staff is cutting jobs in the company, in a sign that the country’s robotics industry is cooling down, as the prospects of profitability remain remote. Shenzhen-based Pudu Technology , which received 1 billion yuan (US$149 million) from investors including Tencent Holdings, Meituan and Sequoia Capital in a fundraising round last year, will start laying off employees, according to a leaked letter from founder and CEO Felix Zhang Tao. “We’ve decided to cut some operations and businesses of our company to survive. It’s a difficult decision,” Zhang wrote, adding that private equity investments in…