Assembly techniques refer to the various methods used to put together different components of a product. These techniques can range from simple hand assembly, where workers manually fit parts together, to more complex automated processes using machines. Common assembly techniques include screw fastening, welding, and adhesive bonding, each chosen based on the materials and design of the product. In modern manufacturing, assembly techniques are crucial for efficiency and quality. For instance, lean manufacturing emphasizes minimizing waste during assembly, while modular assembly allows for easier repairs and upgrades. By selecting the right assembly technique, companies can improve production speed and ensure that their products meet high standards.