Read the following paragraph and answer the questions.

Solar Tech Limited, a global solar panel manufacturer, plans to expand in emerging markets to counter the slowdown in its domestic market. After analysing global opportunities, the company targeted India due to favourable renewable energy policies and growing demand for sustainable energy solutions.

Solar Tech Ltd. formed a joint venture with a local firm to leverage market knowledge and distribution network. They also modified their products to suit regulatory standards and climatic conditions. Despite initial challenges such as regulatory complexities and cultural barriers, Solar Tech achieved 25% market share within two years. The company's success was attributed to strategic partnerships, product customization and effective market entry strategies. However, it faces issues such as current supply chain disruptions and the need to constantly innovate to stay competitive.

What were some of the challenges faced by Solar Limited in the Indian market?