In 2021, two environmental groups conducted investigation regarding Tesla's supply chain and found that a number of Tesla's suspected suppliers had severe pollution issues. These include exceeding the wastewater discharge standards, suspected of discharging wastewater by evading supervision, directly discharging exhaust gas, storing hazardous waste without protective measures and causing hazardous waste dispersion and leakage.

After requests from some brands for IPE to help with their regional green procurement, IPE evaluated the potential for Vietnam to adopt and benefit from a more open information transparency system. We were encouraged to find adequate basis for a modest starting point. IPE identified an important role for multinational corporations to help the region accelerate progress directly by requesting missing information from their suppliers, starting with information already required by law to be provided to the public.

October 22, 2020 – The Institute of Public and Environmental Affairs (IPE) released its seventh annual Green Supply Chain CITI Evaluation report at the Green Supply Chain & Climate Action Forum hosted online. The report documents leading brand performance in supply chain oversight over the year.

In May 2020, the residents living next to the Mohekou Industrial Zone called up PECC and explained that chemical factories there were polluting the air and water, affecting their health. PECC and IPE conducted investigation into the Industrial Zone.

In April 2019, the Institute of Public and Environmental Affairs (IPE) conducted investigations on the supply chain environmental management and information disclosure of Internet snack brands, and published the observation report.

October 25, 2019 – Wuhu Ecology Center (WEC) and the Institute of Public and Environmental Affairs (IPE) jointly published the observation report on the environmental responsibility of 428 domestic waste incineration plants.

October 24, 2019 – The Institute of Public and Environmental Affairs (IPE) published the annual Green Supply Chain CITI (Corporate Information Transparency Index) evaluation report in Beijing. The report details progress in environmental supply chain management during the 2018-2019 evaluation period.