Are Randy and Landixin the same brand?

They are the same brand.

Hexin is the same brand and belongs to pharmaceutical company limited. It is a modern comprehensive pharmaceutical enterprise mainly producing calcium preparations, vitamins, mineral preparations and other products.

Wen Lan Pharmaceutical's main products include Wen Lan brand calcium carbonate D3 tablets and calcium carbonate D3 granules, which are used as calcium supplements for children, pregnant and lactating women, menopausal women and the elderly, and are helpful to prevent and treat osteoporosis.