The following quotes are taken from the Customs NL website:
For the first time Customs will be able to gain a current and reliable impression of the physical integrity and content of containers on their way to the Netherlands: has contraband been picked up on the way? Examples include a batch of smuggled cigarettes or narcotics, which are often hidden in reefer fruit containers from South America, for example.
Not only will the chance of catching criminals who take advantage of legitimate goods flows be increased: the greatly improved information position will also make it possible for Customs to carry out much fewer unnecessary physical checks.
Read more on the Customs NL website: https://www.customsnl-insight.nl/article/299152328