Amara Raja Group said it has joined hands with Blaze Automation to set up a joint venture (JV) to develop and manufacture IoT devices for global markets. The companies have inked an agreement to set up a JV entity Amara Raja Blaze Technologies Pvt Ltd (ARBT).The JV firm will leverage combined strengths and cumulative experience of the two companies to innovate, develop and manufacture IoT devices, Amara Raja said in a statement.