Do you have an Export Import Code?

These may be custom seized or unaccounted products. So no price is printed. But as per law it is Mandatory Printing of Cost of Production and Maximum Retail Price.

You can paste white slip on products and write mrp on it. Many big stores do same thing even on actual mrp.

You can stick your price or ask retailers to fix the selling price or you can get fixed by FDI or fissai rate as per rules or market value

The MRP stickers needs to be affiexed compulsorily on any commodity sold in package asper the Package commodity rules. See if you are importer you need to sale them by affixing address of importer and MRP.

Price will be of GST bill. Same will mention on sticker.

Yes,  that can be legal if you are the sole retailer in the market. You can stick price as per GST price along with your profit. 

You have to affix the MRP on product as per The Legal Metrology (Packaged Commodities) Rules, 2011

you need to stick a mrp if you require otherwise you can sell it without the same

- No person shall sell or cause to be sold any consumer goods without the cost of production and maximum retail price of the product in India. 

- Hence, it is illegal to sell a product without MRP in India.

- YES, You should printed yourself and stick the same on the products for selling the same from your store.

- As the imorters and manufactures give your proper GST bills , then you can calculate the mrp yourself and also after going through the markets trends.

Only the importer can put a sticker having MRP and other details on a product. You cannot do the same as per law.

Pleaae refer to Section 6(3) of the Legal Metrology (Packaged Commodities) Rules, 2011

It shall not be permissible to affix individual stickers on the package for altering or making declaration required under these rules:
Provided that for reducing the Maximum Retail Price (MRP), a sticker with the revised lower MRP (inclusive of all taxes) may be affixed and the same shall not cover the MRP declaration made by the manufacturer or the packer, as the case may be, on the label of the package.

It is illegal to sell any packaged items  without MRP 

For imported products it is necessary to mention name of importer , address of importer , month , year of import ,telephone number and email address for consumer grievances 

They import based on invoice from seller in Indian market it cannot be sold without MRP,  as seller you can stick same and sale.

As per Indian laws mrp is applicable and law states that no one can charge more than mrp

Are you a trader, if so you may have to follow the rules in vogue for this purpose.

You may fix your margin and put up your own sticker with MRP which should not exceed the market rate of the product.

All packaged goods in India have to mandatorily bear MRP. MRP is the maximum price at which a commodity in packaged form may be sold to the consumer inclusive of all taxes.

The provision of MRP was introduced in India to protect the interest and right of consumers. Affixing labels on packages with details including MRP allows consumers to make an informed decision and obtain full information about the quality and price of products they purchase

if no MRP is to be printed on affixed labels, the cost of production will decrease which will ultimately lead to reduction in price of commodities for consumers.

Currently, provisions of MRP and manner of declaration of MRP are governed by The Legal Metrology (Packaged Commodities) Rules, 2011 (hereinafter referred to as the "Rules")2 According to the Rules, all packaged commodities shall be affixed with a label that is legible and prominent, and such label shall contain declarations including the MRP

Many products do not have their MRP printed and their packaging in that case sailors have to print MRP on the product packing so that he can sell the product based on MRP there is nothing wrong in that as your purchase is supported by the bills and your sale is also supported by the bill

Selling imported products without MRP is not legal in India, please ascertain if they are originally an imported product or these people make duplicate in the name of imported products.

However you may analyse the rates to that of the Indian market and may stick you own MRP but you need to check if it carries the expiry dates in it along with the date of manufacturing.

Some companies already have been served notices for not fully complying with the legal metrology rules, .

The department has also sent an advisory to state authorities to check for compliance and take steps to prosecute companies that are not compliant. 

The rules were part of the Legal Metrology (Packaged Commodities) Amendment Rules, 2017 brought forth in June last year. It requires that all products have details such as manufacturing date, MRP and details of the manufacturer mentioned in a particular font size. Ecommerce companies were required to display all these details on their platforms for each product and work with sellers to ensure they are compliant.

Under the Weights and Measures (Packaged Commodities) Rules, all packaged goods have to fulfill certain essential requirements such as providing certain necessary information on the contents of the package, such as its weight or volume, the name and address of the manufacturer, the date of manufacture, and in case of food packages, the best before date and, of course, the maximum retail price (MRP).
Thus, you cannot sell any product without MRP.

As per the Weights & Measures Act & Rules (of which Consumer Protection is a part), it is illegal to sell any packaged item without the MRP (inclusive of all taxes). For imported goods, it is also mandatory to declare the following :

1. Name & Full address of the Importer

2. Month/Year of Import

3. Telephone number & e-mail address for Consumer Greivances

The penalties for non-compliance are pretty steep and include jail terms.