... --Wen'an City Xinxing Building Materials Co., Ltd High quality drywall stud/track,light steel keel from professional manufacturer--Wen'an ... City Xinxing Building Materials Co., Ltd. Drywall partition system: Stud channel: 50*35/70*35/73*36mm ... according to order. Packing: bundleLoading with 40ft container, 20ft container. Drywall Channel--Packed in bundle