Please capitalize where necessary: being a christian means that that person is righteous in all his affairs.
A: Being a Christian means that that person is righteous in all his affairs.

Q: a manufacturer of led fire work light fwl-t4 at zhongshan karnar lighting & electron factory.

A: A manufacturer of led fire work light FWL-T4 at zhongshan karnar lighting & electron factory.

Q: 731001 tanks, casks, drums, cans, boxes and similar containers, of iron or steel,
A: 731001 Tanks, casks, drums, cans, boxes and similar containers, of iron or steel,

Problem: of course, in contrast to the purely ornamental shrubs, fruit require more care, they are more affected by pests and diseases.
Can you repeat this sentence, but capitalize it?
Answer: Of course, in contrast to the purely ornamental shrubs, fruit require more care, they are more affected by pests and diseases.

Text: soon this man will be giving the world 'the english view', writing about the intense indignation that english people feel at the things that germany does.

Correct capitalization: Soon this man will be giving the world 'the English view', writing about the intense indignation that English people feel at the things that Germany does.

Text: surveys have shown that the most popular varieties in northern europe are the single-flowering types in white, pink and purple, while consumers in eastern european markets tend to look for varieties with full flowering heads.

Correct capitalization:
Surveys have shown that the most popular varieties in Northern Europe are the single-flowering types in white, pink and purple, while consumers in Eastern European markets tend to look for varieties with full flowering heads.