Acumen Engineering is the authorized distributor for Symphony Environmental (UK) d2w Oxo-biodegradable additive in China, Malaysia, Singapore and Vietnam. We have sales offices in China (Guangzhou & Shanghai) and numerous warehouse facilities across the region as well.d2w Controlled Life Plastic Technology is used in many different types of applications, to convert your conventional plastic into a 100% Oxo-biodegradable type.We conduct our business in a professional and systematic manner. With many years of experience in the plastic industry, we are the preferred supplier and a solution provider to our customers.Go Green. Choose Oxo-biodegradable, choose d2w.