Whether marking chalk can be customized

We can see that some countries such as the United States have specifications for standard chalk. And if different companies cooperate, there will be a big difference in the requirements for chalk. So in the face of such a situation, if we want to our own chalk, what channels or methods should we use to produce it to meet their requirements? 
In fact, there are many chalk factories that can accept chalk customization. That, when we are producing and processing marking chalk, if foreign companies have special requirements, such as regulations for supermarkets like Carrefour and Renrenle, they will have special requirements the specifications of the standard chalk they sell. Then many domestic chalk factories can customize it for them. When the chalk factory produces chalk, it can produce chalk according to the specifications required the demand enterprise, so this can be of great help to their own exports.
Therefore, marking chalk can be directly customized, as long as the quality of the chalk can be in the customization process, and the chalk can meet its requirements in all specifications, so that the chalk can be exported without any problems. Therefore, this is a particularly important point to, so that the chalk can meet high standards and can be sold well.