When choosing the best 120ml plastic bottle distributor, look for several key traits. First, they should offer a wide range of bottle designs and customization options, allowing you to select packaging that fits your brand identity. Additionally, confirm that the distributor provides environmentally friendly materials, reflecting the growing demand for sustainable packaging solutions. A good distributor will also have a robust customer service team, ready to answer queries and assist with orders, ensuring a seamless business relationship. Lastly, ensure they have strong logistics and can handle your order volume efficiently.