$5.$ EcoGreen Systems, a fast$-$growing company specialising in renewable energy products, is expanding its operations in the United Kingdom and Malaysia to meet global demand for sustainable energy solutions. However, the company faces inconsistent product quality, workforce resistance to change, and operational inefficiencies across both regions. To support long$-$term growth and maintain competitiveness, EcoGreen Systems plans to implement Total Quality Management $($TQM$)$ practices. You have been appointed as the quality manager to design a strategic approach that maximises the benefits of TQM while overcoming potential obstacles specific to these business environments.

$($a$)$ Elaborate a strategic TQM plan that maximises the benefits for EcoGreen Systems in both the United Kingdom $($UK$)$ and Malaysia.

$($b$)$ Categorise the key obstacles to TQM implementation EcoGreen Systems may encounter and propose suitable solutions.