I was in Hong Kong (first time) a week ago. The bamboo surprised me, so I took a look. I didn't see any zip ties. It looked like it was lashed together with th

I was in Hong Kong (first time) a week ago. The bamboo surprised me, so I took a look. I didn't see any zip ties. It looked like it was lashed together with the nylon ribbon that is often used in packing. Really amazing to see it on 20 story buildings.