The A Lathe Shop was founded in 1991 as a small family business. Now oversea companies can produce lower price of metal pipe than Thai companies. Metal pipe factories in Thailand try to find the local supplier who can produce guide roll (the equipment used for the roll form machine) for cost saving purpose. With this growing trend, the business plan of the A Lathe Shop will be conducted to improve efficiency and increase profit of the business. The results from the study and analysis of relevant factors and customer needs will be used to create the business plan which includes 5 parts: 1) Management Plan: defining proper and precise business direction,
2) Human Resource Management Plan: planning flat organizational structure with 4 managers and 3 employees as well as evaluation and reward based on ethical judgement 3) Marketing Plan: determining market segmentation and targeted market to be those who purchase from the well known supplier and positioning by customized and value. The marketing strategies are implemented by expanding distribution channels to website, SEO, joining the machine exhibition and do the direct marketing. 4) Operation Plan: redesigning work flow process, applying new significant machines and management program. 5) Financial Plan: achieving Net Profit Margin of 36.57 by implementing the satisfactory of efficiency of the operation. It is expected that the proper business plan will result in sustainable and efficient profit which will generate the profit of over 30% per year in the next five years.