If you would like to extend the warranty period of black paper tubes , please consult our Customer Service Department for details. The extended warranty period is the warranty coverage that is initiated after the typical warranty period has expired. It is important to note that you can choose to purchase this warranty before the manufacturer's warranty expires.
After years of continuous effort, Sinobox Co.,Ltd. has developed to be a fully advanced base and lid box manufacturer. SINOBOXES is mainly engaged in the business of base and lid box and other product series. The product takes full advantage of the expertise of acoustics. The retractable seal on the top and bottom can effectively interlock together to achieve the desired acoustic seal. It can be designed with handles to make the carriage of items convenient. People who wear this product have the same comment on it: it is soft and comfortable. Not itchy or too thick. It is firm enough to carry weight.
We work with authorities at all levels to promote energy efficiency and renewable energy alternatives in the introduction of regulations, legislation and new investments.
