According to the China Maritime ship safety inspection network news, the specific contents are as follows:

"From 2016 7 from the beginning of July 1, 2016, the International Maritime Organization (IMO) will implement the" SOLAS "(SOLAS Convention) the relevant requirements on export container weight check, from that day onwards, the shipper (consignor) will check to declare the total weight of all export containers (VGM). Containers that are not verified to be produced will not be shipped."

The clear requirements, "if the captain or his representative and not getting the container terminal representative before shipment by verifying the actual gross weight, the cargo container can be loaded on the ship refused to SOLAS."
The shipper will be responsible for obtaining anddocumented cargo container after verification of gross.
SOLAS also provides two types of shipper for cargo containers by weight verification method:

One method:

At the completion of the container packing and seal, the shipper may publish or arrange for the third party of cargo containers weighing.

Method two:

The shipper can or the arrangement of the third party of the packaging and assembly of all goods (including weighing container, pallet liners and other packaging and securing materials) and the sum of the weight and tare of the container.

It should be noted that if the relevant documents are not available, the container will not be shipped.