Set up Mailchimp Form:

1. Active your Mailchimp for wp plugin.
2.  Mailchimp for wp ->  Form -> delete the form code and Copy and paste bellow code.

<div class="signup-newsletter-form">
	<input class="input-text" type="email" name="EMAIL" placeholder="Your email address" required /><button title="Subscribe" class="submit-btn icon-arrow-long-right" type="submit" /></button>
</div>

3.  Save it.
4.  Also you can additional massage configure.
5. Now Click Get Shortcode. code like this this code use any where like widgets, page.. visual composer Mailchimp shortcode field

Set up Contact Form7 sign up Form:

if do not Milchimp account, collect sing-up user email address.

1. Active your Contact Form7 plugin.
2. Contact  -> Contact  Form -> Subscribe Form available. if not,  Add new-> delete the form code and Copy and paste bellow code.

<div class="signup-newsletter-form">
[email* your-email  class:input-text placeholder "Enter your email"][submit class:btn class:submit-btn icon-arrow-long-right id:form-submit "→"]
</div>

3.  Save it.
4.  Also you can additional massage configure.
5. Find shortcode like this: this code use any where like widgets, page.. visual composer Mailchimp shortcode field