What does they mean and how should I parse the sentence?

1.2.17 to borrow or raise or secure the payment of money or the satisfaction of any obligations of the Company in such manner as the Company shall think fit and in particular by the issue of debentures perpetual or otherwise charged upon all or any of the Company’s property (both present and future) including its uncalled capital and to give security by charging uncalled capital, and to grant a fixed or floating charge on any of the Company’s property and to purchase, redeem or pay off any such securities;

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Constitution of xxx company

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Hi. Could you please explain what the bold "charge"s mean in this sentence? And how should I parse the underlined part?

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Thank you.