2

I think 'blocked' seems too generic if there are no elaborations. You may consider 'boycotted'. 'During the Cold War, the United States and the Soviet Union "boycotted" each other.'


1

As '鑄造建材' appears as one term, I believe it means 'the making of building materials by casting metals'. Otherwise, there should be 2 separate terms, '鑄造' and '建材'. The sentence has become very long, and I suggest breaking it into 2. I suggest we change the 'so that' in this new line to 'thus'. 'Therefore, the development of labour-intensive, low-tech or ...


1

The passage is fine. I suggest minor tweaks as shown below: I deleted the comma before the first 'and'. The 2 phrases in [ ] can be joined by the 'and' without the deleted comma. I added a few commas at the ** locations and also 'hence' on the last line. 'Marketing' and 'market' are terms you may want to consider. My suggestion is 'Generally speaking, ...


Only top voted, non community-wiki answers of a minimum length are eligible