BENTONVILLE, Arkansas, Sept. 6 -- Walmart issued the following news: * * * Sam's Club China Debuts Label-Free Member's Mark Drinking Water Key Insights * Sam's Club China has launched label-free Member's Mark drinking water, reducing plastic, ink, and energy use, and making recycling easier as part of its sustainable packaging efforts. * Sam's Club China is updating packaging across multiple Member's Mark products, removing unnecessary plastics and using more recyclable materials, supportin more PR