Acer

In 2012 the Enough Project published the Conflict Minerals Company Rankings, which ranked the world's largest electronics companies on their efforts toward using and investing in conflict-free minerals in their products. This company received a 'Green' ranking, signifying it has "taken proactive steps to trace and audit their supply chains, pushed for some aspects of legislation, exercised leadership in industry-wide efforts, started to help Congo develop a clean trade. But they can still dig deeper in their supply chains and outreach."
[Source 2012][More on Human Rights]

B+ grade in the Baptist World Aid Australia's Behind the Barcode 'Ethical Electronics Guide 2016', which grades companies on their efforts to mitigate the risks of forced labour, child labour and worker exploitation throughout their supply chains. Assessment criteria fall into four main categories: policies, traceability & transparency, monitoring & training and worker rights.
[Source 2016][More on Workers Rights]

Milieudefensie and Friends of the Earth have assessed how open manufacturers of smartphones, tablets, laptops and game consoles are about the use of materials, water, land surface area and greenhouse gas emissions. Assessment also covered whether manufacturers are honest about the use of tin from Indonesia and whether they are prepared to address the abuses in the tin mines on Bangka in Indonesia, such as by participating in the IDH project (Sustainable Trade Initiative). This company received a 'green' rating, indicating they provide ample information on the use of raw materials and is helping to improve the situation in the tin mines on Bangka Belitung.
[Source 2015][More on Human Rights]

In 2017 engineers from ifixit.com disassembled and analysed a range of smartphones, tablets and laptops, awarding each a repairability score between one and ten. Ten is the easiest to repair. A device with a perfect score will be relatively inexpensive to repair because it is easy to disassemble and has a service manual available. Points are docked based on the difficulty of opening the device, the types of fasteners found inside, and the complexity involved in replacing major components. Points are awarded for upgradability, use of non-proprietary tools for servicing, and component modularity. Products by this company scored 8 points.
[Source 2017][More on Product Safety]