Positive aspects of working at Loo Sek Choy Plumbing Construction include salaries being paid on time, friendly and helpful colleagues, and friendly bosses according to some employees. However, there are potential challenges such as concerns around leave policies, with allowances being deducted for leave and management deciding compulsory leave days. Additionally, employees have noted a lack of benefits and welfare support, as well as no yearly increment despite hard work. There is also an expectation that employees may need to take on additional job responsibilities beyond their primary role when requested by superiors.