A Dissertation Submitted in Partial Fulfillment of the Requirements for the Degree of Master of Business Administration Corporate Management (MBA (CM)) of Mzumbe UniversityThis study aimed at assessing the contribution of manufacturing industry towards economic development in Tanzania. The study strived to achieve the following specific objectives; to explore the impacts of the manufacturing industry on the economic development of Tanzania, recognizing the main constraints facing manufacturing industry in Tanzania and examining the government support towards development of manufacturing industry in Tanzania. The study is descriptive research in nature and employed cross-sectional research design to gather useful information. The study used purposive sampling to get 94 respondents employees ofKansai Plascon Tanzania Limited. The study used mixed research approach, collected primary data by using questionnaire and in-depth interview and secondary data were gathered from various reputable sources like journals, books, published and unpublished researchers, online papers, pamphlets and articles. The study analyzed quantitative data by using SPSS version 16.0. The study used content analysis to analyze qualitative data. The study found that; manufacturing industry have impact to the employment opportunities, innovation, contribution in Growth Domestic Product, revenue collection, advancement in technology, poverty reduction as well as adding value to agro business. The study found that manufacturing industry is facing various challenges such as; oil prices, water and electricity supply, competition, lack of enabling policy, challenge of exportation, transport network challenge and the challenge in innovation and technology. The study found that manufacturing industry lacks enough government support in terms of enabling policy, fair taxation, enough water supplies, enough power supply, reliable transport network as well as fair trade practice. The study recommends that; the government should make efforts to speed up the development of manufacturing industry andensure harmonization and coordination of various policies for development. The government should also concentrate on manufacturing industry sectorand make efforts on adding value to agricultural products and also employ new production tactics.