1. What is the maximum number of layers a LFP battery may be stacked?

--堆码层数视每箱的重量及尺寸而定，最大一般是5层或者6层。

Decided by weight and size of each carton, up to 5 or 6 layers.

2. 每个托盘最多可以放多少箱？每箱有多少只电池？How many pieces of battery in the carton? How many cartons for each pallet?

--每个托盘上放置的箱数以及每箱的电池数需要根据实际情况而定。

Both depend on the actual situation.