Technical writing on mechanical engineering field. Understanding and write the needs of end users,study product samples,work with technical staff to make the products easier to use with fewer instructions,write supporting documents for products,use photographs, drawings, diagrams, animation, and charts that increase users’ understanding,select appropriate medium for message or audience, such as manuals or online videos,standardize content across platforms and media,gather usability feedback from customers, designers, and manufacturers,and after all revise the content whenever necessary.