广告宣传单印刷有哪几种形式呢？基本上分为以下几类：

What are the forms of advertising leaflet printing? It is basically divided into the following categories:

1、单片式

1. Monolithic

单片式是一种简易的印刷宣传品，单片为32开、16开较多，因为此尺寸携带方便，也经济实惠。单片的保存期不长，适应于快速和短期性的广告宣传。

Single piece type is a simple printed publicity material. The single piece is 32 open and 16 open, because this size is easy to carry and economical. The storage period of single chip is not long, which is suitable for fast and short-term advertising.

2、书刊式

2. Book type

书刊式是对商品做直接介绍的一种宣传印刷品，一般是通过产品拍成照片直接向消费者展示，产品内容介绍可详尽。通常以多页形式装订成册，与已知编排形式相似，但比已知形式更具有特色和个性。大部分采用四色印刷，设计规格一般为16开。

Book type is a kind of publicity print that directly introduces commodities. Generally, it is directly displayed to consumers by taking photos of products. The product content can be introduced in detail. It is usually bound into a volume in the form of multiple pages, which is similar to the known arrangement form, but has more characteristics and personality than the known form. Most of them adopt four-color printing, and the design specification is generally 16 Kai.

3、手风琴式

3. Accordion style

通常以折页形式为较多，大部分采用四色印刷，设计规格一般为6开6折、8开2折或4折、16开2折或3折，中间内容视产品特点而定。设计要尽量精致美观，展示的产品应选择角度，力求逼真和清晰，字体清秀，色调与内容和谐，以增加客户购买力为目的。

It is usually in the form of folding. Most of them are printed in four colors. The design specifications are generally 6-fold, 8-fold, 2-fold or 4-fold, 16-fold, 2-fold or 3-fold. The middle content depends on the characteristics of the product. The design shall be exquisite and beautiful as far as possible. The displayed products shall be from different angles, strive to be realistic and clear, with beautiful font and harmonious tone and content, so as to increase customers' purchasing power.

4、插袋式

4. Pocket type

为了放置多种产品样张而设计成内袋式的一种样本，便于查阅和携带

A sample designed as an inner bag for placing a variety of product samples, which is easy to consult and carry

印刷设计的注意事项是：

Precautions for printing design are:

①单页跨页印刷时，要求规格统一，色调一致；跨两页以上的，以中间一页色调为印刷基准。

① During single page and cross page printing, the specifications shall be unified and the color shall be consistent; If it spans more than two pages, the tone of the middle page shall be taken as the printing basis.

②贴数多，按顺序印刷。

② A large number of stickers are printed in sequence.

③在同页面印刷时，如不能保持全色调统一时，可考虑局部印刷。

③ When printing on the same page, partial printing can be considered if the full tone unity cannot be maintained.

④宣传单页印刷时，尽量避免用辅助材料，以保证印刷质量。

④ When printing leaflets, try to avoid using auxiliary materials to ensure the printing quality.